Skip to main content Skip to search Skip to main navigation
Menu

Average rating of 5 out of 5 stars

3 Reviews

L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

Description

Product information "L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown"

L’Oréal Professionnel Dia Color is a demi-permanent, alkaline, ammonia-free hair colourant that provides 6 weeks of colour shine*. It offers 3x more shine** and up to 70% grey coverage. For natural results with strong coverage and a brilliantly glossy finish that lasts for weeks.

L’Oréal Professionnel Dia Color Benefits

  • 100% tone-true natural highlights
  • Professional Melanin Gap Filler Technology for 70% grey coverage
  • Pleasant scent
  • At least 84% ingredients of natural origin & water***

L’Oréal Professionnel Dia Color Application Recommendations

  • Wear suitable gloves
  • Apply exclusively with the recommended oxidant 6 Vol. (1.8%), 9 Vol. (2.7%) or a maximum of 15 Vol. (4.5%)
  • Do not use with an oxidant containing more than 15 Vol. (4.5%) hydrogen peroxide
  • Mix Dia Color Cream and the Developer in a 1:1.5 ratio for each application
  • Mix with a shaker or an applicator bottle until a homogeneous texture is achieved
  • Processing time: 20 minutes
  • First apply the mixture only to the roots and leave for 15 minutes
  • Then apply to lengths and tips and leave for 5 minutes
  • Finally, emulsify and rinse out.

*Instrumental test & consumer test**Instrumental test***With at least 84% ingredients of natural origin, of which 46.47% is purified water, 37.78% other natural ingredients, 15.75% proven synthetic ingredients, for which no natural alternatives are available, ensure hair fibre colouring.

Properties

Brand: L'Oréal Professionnel Paris
Product line: L'Oréal Professionnel Dia Color
Speciality: ammonia-free

Manufacturer

L'Oréal Professionnel Paris

L'Oréal Professionnel
14, rue Royale
75008 Paris
France
Contact email: [email protected]

Manufacturer website

Reviews 3

3 of 3 reviews

Average rating of 5 out of 5 stars


100%

0%

0%

0%

0%


How do you like this product?

Tell others about your experience!


3 reviews

1 October 2026 07:47

Review with rating of 5 out of 5 stars

und jetzt gleich einen wärmeren Ton

mitbestellt. Will was neues im Herbst ausprobieren. Bin gespannt ob es gelingt. Hoffentlich erkenne ich mich im Spiegel wieder.

Our feedback: Danke für deine Bewertung 🩷

1 October 2026 07:45

Review with rating of 5 out of 5 stars

für meine ersten grauen Haare

viel unauffälliger damit; glänzen schön meine Haare. Eine Zwischenlösung für mich. Bin zufrieden.

Our feedback: Danke für deine Bewertung 🩷

28 September 2026 11:11

Review with rating of 5 out of 5 stars

Wollte ich schon länger

Wollte schon länger einen Violetton. Vor Angst das es zu knallig wird hab ich gewartet. Jetzt doch ausprobiert. Mittelbraun Intensiv Violett wurde mir von einer Frisörin empfohlen. Genau meins. Violetton sieht man wirkt aber nicht übertrieben für den Alltag/Büro.

Our feedback: Danke für deine Bewertung 🩷
Skip product gallery

You may also like

48
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

Average rating of 5 out of 5 stars

91039
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

L’Oréal Professionnel Dia Color is a demi-permanent, alkaline, ammonia-free hair colourant that provides 6 weeks of colour shine*. It offers 3x more shine** and up to 70% grey coverage. For natural results with strong coverage and a brilliantly glossy finish that lasts for weeks. L’Oréal Professionnel Dia Color Benefits 100% tone-true natural highlights Professional Melanin Gap Filler Technology for 70% grey coverage Pleasant scent At least 84% ingredients of natural origin & water*** L’Oréal Professionnel Dia Color Application Recommendations Wear suitable gloves Apply exclusively with the recommended oxidant 6 Vol. (1.8%), 9 Vol. (2.7%) or a maximum of 15 Vol. (4.5%) Do not use with an oxidant containing more than 15 Vol. (4.5%) hydrogen peroxide Mix Dia Color Cream and the Developer in a 1:1.5 ratio for each application Mix with a shaker or an applicator bottle until a homogeneous texture is achieved Processing time: 20 minutes First apply the mixture only to the roots and leave for 15 minutes Then apply to lengths and tips and leave for 5 minutes Finally, emulsify and rinse out. *Instrumental test & consumer test**Instrumental test***With at least 84% ingredients of natural origin, of which 46.47% is purified water, 37.78% other natural ingredients, 15.75% proven synthetic ingredients, for which no natural alternatives are available, ensure hair fibre colouring.

Content: 60 ml (€21.58 / 100 ml)

Sale price: €12.95 Regular price: €24.80
48
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

Average rating of 5 out of 5 stars

91027
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

L’Oréal Professionnel Dia Color is a demi-permanent, alkaline, ammonia-free hair colourant that provides 6 weeks of colour shine*. It offers 3x more shine** and up to 70% grey coverage. For natural results with strong coverage and a brilliantly glossy finish that lasts for weeks. L’Oréal Professionnel Dia Color Benefits 100% tone-true natural highlights Professional Melanin Gap Filler Technology for 70% grey coverage Pleasant scent At least 84% ingredients of natural origin & water*** L’Oréal Professionnel Dia Color Application Recommendations Wear suitable gloves Apply exclusively with the recommended oxidant 6 Vol. (1.8%), 9 Vol. (2.7%) or a maximum of 15 Vol. (4.5%) Do not use with an oxidant containing more than 15 Vol. (4.5%) hydrogen peroxide Mix Dia Color Cream and the Developer in a 1:1.5 ratio for each application Mix with a shaker or an applicator bottle until a homogeneous texture is achieved Processing time: 20 minutes First apply the mixture only to the roots and leave for 15 minutes Then apply to lengths and tips and leave for 5 minutes Finally, emulsify and rinse out. *Instrumental test & consumer test**Instrumental test***With at least 84% ingredients of natural origin, of which 46.47% is purified water, 37.78% other natural ingredients, 15.75% proven synthetic ingredients, for which no natural alternatives are available, ensure hair fibre colouring.

Content: 60 ml (€21.58 / 100 ml)

Sale price: €12.95 Regular price: €24.80
48
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

Average rating of 5 out of 5 stars

91024
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

L’Oréal Professionnel Dia Color is a demi-permanent, alkaline, ammonia-free hair colourant that provides 6 weeks of colour shine*. It offers 3x more shine** and up to 70% grey coverage. For natural results with strong coverage and a brilliantly glossy finish that lasts for weeks. L’Oréal Professionnel Dia Color Benefits 100% tone-true natural highlights Professional Melanin Gap Filler Technology for 70% grey coverage Pleasant scent At least 84% ingredients of natural origin & water*** L’Oréal Professionnel Dia Color Application Recommendations Wear suitable gloves Apply exclusively with the recommended oxidant 6 Vol. (1.8%), 9 Vol. (2.7%) or a maximum of 15 Vol. (4.5%) Do not use with an oxidant containing more than 15 Vol. (4.5%) hydrogen peroxide Mix Dia Color Cream and the Developer in a 1:1.5 ratio for each application Mix with a shaker or an applicator bottle until a homogeneous texture is achieved Processing time: 20 minutes First apply the mixture only to the roots and leave for 15 minutes Then apply to lengths and tips and leave for 5 minutes Finally, emulsify and rinse out. *Instrumental test & consumer test**Instrumental test***With at least 84% ingredients of natural origin, of which 46.47% is purified water, 37.78% other natural ingredients, 15.75% proven synthetic ingredients, for which no natural alternatives are available, ensure hair fibre colouring.

Content: 60 ml (€21.58 / 100 ml)

Sale price: €12.95 Regular price: €24.80
48
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

Average rating of 5 out of 5 stars

91057
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

L’Oréal Professionnel Dia Color is a demi-permanent, alkaline, ammonia-free hair colourant that provides 6 weeks of colour shine*. It offers 3x more shine** and up to 70% grey coverage. For natural results with strong coverage and a brilliantly glossy finish that lasts for weeks. L’Oréal Professionnel Dia Color Benefits 100% tone-true natural highlights Professional Melanin Gap Filler Technology for 70% grey coverage Pleasant scent At least 84% ingredients of natural origin & water*** L’Oréal Professionnel Dia Color Application Recommendations Wear suitable gloves Apply exclusively with the recommended oxidant 6 Vol. (1.8%), 9 Vol. (2.7%) or a maximum of 15 Vol. (4.5%) Do not use with an oxidant containing more than 15 Vol. (4.5%) hydrogen peroxide Mix Dia Color Cream and the Developer in a 1:1.5 ratio for each application Mix with a shaker or an applicator bottle until a homogeneous texture is achieved Processing time: 20 minutes First apply the mixture only to the roots and leave for 15 minutes Then apply to lengths and tips and leave for 5 minutes Finally, emulsify and rinse out. *Instrumental test & consumer test**Instrumental test***With at least 84% ingredients of natural origin, of which 46.47% is purified water, 37.78% other natural ingredients, 15.75% proven synthetic ingredients, for which no natural alternatives are available, ensure hair fibre colouring.

Content: 60 ml (€21.58 / 100 ml)

Sale price: €12.95 Regular price: €24.80
48
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

Average rating of 5 out of 5 stars

91059
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

L’Oréal Professionnel Dia Color is a demi-permanent, alkaline, ammonia-free hair colourant that provides 6 weeks of colour shine*. It offers 3x more shine** and up to 70% grey coverage. For natural results with strong coverage and a brilliantly glossy finish that lasts for weeks. L’Oréal Professionnel Dia Color Benefits 100% tone-true natural highlights Professional Melanin Gap Filler Technology for 70% grey coverage Pleasant scent At least 84% ingredients of natural origin & water*** L’Oréal Professionnel Dia Color Application Recommendations Wear suitable gloves Apply exclusively with the recommended oxidant 6 Vol. (1.8%), 9 Vol. (2.7%) or a maximum of 15 Vol. (4.5%) Do not use with an oxidant containing more than 15 Vol. (4.5%) hydrogen peroxide Mix Dia Color Cream and the Developer in a 1:1.5 ratio for each application Mix with a shaker or an applicator bottle until a homogeneous texture is achieved Processing time: 20 minutes First apply the mixture only to the roots and leave for 15 minutes Then apply to lengths and tips and leave for 5 minutes Finally, emulsify and rinse out. *Instrumental test & consumer test**Instrumental test***With at least 84% ingredients of natural origin, of which 46.47% is purified water, 37.78% other natural ingredients, 15.75% proven synthetic ingredients, for which no natural alternatives are available, ensure hair fibre colouring.

Content: 60 ml (€21.58 / 100 ml)

Sale price: €12.95 Regular price: €24.80
48
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

Average rating of 5 out of 5 stars

91058
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

L’Oréal Professionnel Dia Color is a demi-permanent, alkaline, ammonia-free hair colourant that provides 6 weeks of colour shine*. It offers 3x more shine** and up to 70% grey coverage. For natural results with strong coverage and a brilliantly glossy finish that lasts for weeks. L’Oréal Professionnel Dia Color Benefits 100% tone-true natural highlights Professional Melanin Gap Filler Technology for 70% grey coverage Pleasant scent At least 84% ingredients of natural origin & water*** L’Oréal Professionnel Dia Color Application Recommendations Wear suitable gloves Apply exclusively with the recommended oxidant 6 Vol. (1.8%), 9 Vol. (2.7%) or a maximum of 15 Vol. (4.5%) Do not use with an oxidant containing more than 15 Vol. (4.5%) hydrogen peroxide Mix Dia Color Cream and the Developer in a 1:1.5 ratio for each application Mix with a shaker or an applicator bottle until a homogeneous texture is achieved Processing time: 20 minutes First apply the mixture only to the roots and leave for 15 minutes Then apply to lengths and tips and leave for 5 minutes Finally, emulsify and rinse out. *Instrumental test & consumer test**Instrumental test***With at least 84% ingredients of natural origin, of which 46.47% is purified water, 37.78% other natural ingredients, 15.75% proven synthetic ingredients, for which no natural alternatives are available, ensure hair fibre colouring.

Content: 60 ml (€21.58 / 100 ml)

Sale price: €12.95 Regular price: €24.80
48
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

Average rating of 5 out of 5 stars

91007
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

L’Oréal Professionnel Dia Color is a demi-permanent, alkaline, ammonia-free hair colourant that provides 6 weeks of colour shine*. It offers 3x more shine** and up to 70% grey coverage. For natural results with strong coverage and a brilliantly glossy finish that lasts for weeks. L’Oréal Professionnel Dia Color Benefits 100% tone-true natural highlights Professional Melanin Gap Filler Technology for 70% grey coverage Pleasant scent At least 84% ingredients of natural origin & water*** L’Oréal Professionnel Dia Color Application Recommendations Wear suitable gloves Apply exclusively with the recommended oxidant 6 Vol. (1.8%), 9 Vol. (2.7%) or a maximum of 15 Vol. (4.5%) Do not use with an oxidant containing more than 15 Vol. (4.5%) hydrogen peroxide Mix Dia Color Cream and the Developer in a 1:1.5 ratio for each application Mix with a shaker or an applicator bottle until a homogeneous texture is achieved Processing time: 20 minutes First apply the mixture only to the roots and leave for 15 minutes Then apply to lengths and tips and leave for 5 minutes Finally, emulsify and rinse out. *Instrumental test & consumer test**Instrumental test***With at least 84% ingredients of natural origin, of which 46.47% is purified water, 37.78% other natural ingredients, 15.75% proven synthetic ingredients, for which no natural alternatives are available, ensure hair fibre colouring.

Content: 60 ml (€21.58 / 100 ml)

Sale price: €12.95 Regular price: €24.80
Juliana Nails Light Changing Glitter - Tropical Dream Juliana Nails Light Changing Glitter - Tropical Dream

Average rating of 0 out of 5 stars

71287
Juliana Nails Light Changing Glitter - Tropical Dream

Juliana Nails Light Changing Glitter delivers the wow effect. The glitter variants consist of an iridescent mix of fine glitter, hexagons, and sequins, which change their undertone depending on sunlight exposure. The Light Changing Glitter enhances every look – from holo to chameleon style, every design gets its sparkling glam-up! Juliana Nails Light Changing Glitter: Glitter Mix for Unique Nail Design Variety of design possibilities: create sparkling accents or full cover Shimmers in purple, pink, blue, and gold The colours retain their intensity Juliana Nails Light Changing Glitter Application The glitter is easily applied as the final step on the first layer of the sealing gel and is suitable for all types of enhancements and natural nails. 1. Sprinkling: Gel Polish & Gel Proceed as usual up to the sealing layer Apply a thin layer of sealing gel Sprinkle glitter onto the still moist gel layer and cure (curing time varies depending on the product) or dab with a brush Remove excess glitter particles with a nail brush or brush Apply the sealing gel of choice and cure again Remove any residual sweat layer with Gel Cleaner if necessary 2. Dipping: Gel Polish and Polish Proceed as usual up to the sealing layer Apply a thin layer of sealing gel Dip finger at an angle into the glitter, lightly tap off excess, then cure Remove excess glitter particles with a nail brush or brush Apply the sealing gel of choice and cure again Remove any residual sweat layer with Gel Cleaner if necessary Acrylic Prepare the nail as usual Dip acrylic brush into liquid, remove excess Pick up the desired acrylic powder (softer than usual) Cautiously dip acrylic balls into glitter Model the nail as usual, let dry, and shape as desired Seal the acrylic enhancement as usual 3. Mixing: Gel Polish & Gel Proceed as usual up to the colour or sealing layer Mix glitter with gel or sealing gel Apply with a gel brush and cure (curing time varies depending on the product) Acrylic Prepare the nail as usual Mix glitter with the chosen acrylic powder Dip acrylic brush into acrylic liquid and remove excess Model the nail as usual, let dry, and file into the desired shape Seal the acrylic enhancement as usual

Content: 5 g (€358.00 / 100 g)

Variants from €3.00
Regular price: €17.90
16
Goldwell Dualsenses Bond Pro Booster

Average rating of 0 out of 5 stars

36301
Goldwell Dualsenses Bond Pro Booster

The Goldwell Dualsenses Bond Pro Booster effectively reduces breakage and combats split end. It provides long-lasting resilience, strength and stability.   The high-quality formulation of this product supports the hair’s natural bond-protein network. A high concentration of Inter-Amino-Bond-Builder can be achieved, deeply penetrating the hair and strengthening it from the inside out. The results are impressive.  How to use Goldwell Dualsenses Bond Pro Booster Work into towel-dried or dry lengths and ends.  This multifunctional product can be used in different ways:  Apply and leave it in without rinsing.  For maximum results, apply a generous amount and leave it in overnight.  Rinse, if necessary. 

Content: 75 ml (€31.47 / 100 ml)

Sale price: €23.60 Regular price: €28.00
19
Canal Slanted Tweezers Canal Slanted Tweezers

Average rating of 0 out of 5 stars

84024
Canal Slanted Tweezers

Canal Hair Tweezer Slanted 9 cm facilitates quick shaping of the eyebrows. The slanted tweezer grips effortlessly and securely every hair for expressive eyebrows. Canal Hair Tweezer Slanted 9 cm: Effective Removal of Eyebrow Hairs The Canal Hair Tweezer is made of stainless steel, making it hygienic and hypoallergenic. The fine tips have optimal gripping surfaces for even the finest hairs. They close completely, ensuring precise hair removal when plucking. The tweezer can also be re-sharpened — for long-lasting durability and consistently professional hair removal. Available in many colours.

Variants from €13.15
Sale price: €16.05 Regular price: €19.90
19
Aveda Be Curly Advanced Curl Enhancer Cream

Average rating of 0 out of 5 stars

55550
Aveda Be Curly Advanced Curl Enhancer Cream

From Beach Waves to defined curls, the lightweight Lockencreme Aveda Be Curly Curl Enhancer provides perfect definition and rich care. It helps tame frizzy hair and add shine while intensifying and defining natural curls with a modern formula. Additionally, it imparts a wonderful shine. Aveda Be Curly Curl Enhancer: Nourishing Styling Cream Aveda Be Curly Advanced Curl Enhancer Cream styles and cares for all types of curls. Whether waves, curls, or coils – the Curl Enhancer Cream enhances your curls and offers the following benefits: Reduces frizz immediately by up to 83% Provides 72 hours of frizz protection, even in high humidity1 Provides 92% more moisture to the hair without weighing down curls2 Increases definition by 89%3 Doubles shine4 Formulated for all hair types Silikon-free, vegan, and cruelty-free 98% naturally derived Aveda Be Curly Advanced Curl Enhancer Application Apply generously to damp hair, air dry or blow-dry with a diffuser for added volume.

Content: 200 ml (€14.98 / 100 ml)

Variants from €10.15
Sale price: €29.95 Regular price: €37.00
48
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

Average rating of 5 out of 5 stars

91026
L'Oréal Professionnel Paris Dia Color - 4.20 extra burgundy brown

L’Oréal Professionnel Dia Color is a demi-permanent, alkaline, ammonia-free hair colourant that provides 6 weeks of colour shine*. It offers 3x more shine** and up to 70% grey coverage. For natural results with strong coverage and a brilliantly glossy finish that lasts for weeks. L’Oréal Professionnel Dia Color Benefits 100% tone-true natural highlights Professional Melanin Gap Filler Technology for 70% grey coverage Pleasant scent At least 84% ingredients of natural origin & water*** L’Oréal Professionnel Dia Color Application Recommendations Wear suitable gloves Apply exclusively with the recommended oxidant 6 Vol. (1.8%), 9 Vol. (2.7%) or a maximum of 15 Vol. (4.5%) Do not use with an oxidant containing more than 15 Vol. (4.5%) hydrogen peroxide Mix Dia Color Cream and the Developer in a 1:1.5 ratio for each application Mix with a shaker or an applicator bottle until a homogeneous texture is achieved Processing time: 20 minutes First apply the mixture only to the roots and leave for 15 minutes Then apply to lengths and tips and leave for 5 minutes Finally, emulsify and rinse out. *Instrumental test & consumer test**Instrumental test***With at least 84% ingredients of natural origin, of which 46.47% is purified water, 37.78% other natural ingredients, 15.75% proven synthetic ingredients, for which no natural alternatives are available, ensure hair fibre colouring.

Content: 60 ml (€21.58 / 100 ml)

Sale price: €12.95 Regular price: €24.80

From our magazine



What are the best hair care products 2026? Our must-haves for beautiful hair

What are the best hair care products 2026? Our must-haves for beautiful hair

At BellAffair, we are constantly testing new product launches from exclusive professional hair brands. We’ve already found the best hair care for 2026!
Balayage

Hair Glossing: The secret to shiny, healthy hair

One method of color refinement is so-called hair glossing. It is particularly effective for colored, dry, or brittle hair.

Special Hair Care Gifts and Sets at BellAffair

Special Hair Care Gifts and Sets at BellAffair

Which hair care gift your loved ones will like best is revealed in BellAffair’s gift guide!

Review Kérastase Blond Absolu

Review Kérastase Blond Absolu

Kérastase Blond Absolu – the care line for blondes – has been hyped for years. Justified or not? We have the answer!

Frau packt Weihnachtsgeschenke ein

DIY Advent Calendar Magic

If you’re still lacking ideas for filling an Advent calendar, we hope this will inspire you.

Beauty-Tip: cleanse and moisturize your face

Beauty-Tip: cleanse and moisturize your face

Beautiful skin starts with the right care for your face! Your skin will love this skincare routine!

Frau mit roten Haaren die durch die Luft fliegen

Red hair, don’t care! Die beste rote Haarfarbe

Red is the trendy and always an eye-catcher. We’ve taken a closer look at the best red hair colors just for you.

Maria Nila Haarprodukte

Tutorial: How to use Maria Nila Colour Refresh

Quickly refresh your hair color? With the Maria Nila Colour Refresh application, this is easy to do at home. The result lasts for 4–10 hair washes. Find out more here!

5 tips to tame unruly hair

5 tips to tame unruly hair

April, April does whatever it wants! Does your hair too? Here are our 5 tips for taming unruly hair.

Frau wo eine Strähne ins Gesicht hängt

3 tips against dandruff: what does really help?

Fed up with dandruff? Here are 3 tipps what you can do about dandruff.
Vorher-Nachherbild von nicht geglätteten und geglätteten Haaren

Steam Hair Straightener: Does it live up to the hype?

Is a steam straightener better for your hair? Does it really live up to its promises? We tested it for you – here are our experiences with it!

Beach Waves

Beach Waves with a straightener – DIY instructions

They’ve been a trend for a long time and probably will never go out of style: beach waves. In this blog post, we’ll show you how to create them with a flat iron.