Ammonia free Dia light

Neutralizing gloss and lengths refresher color.
The acidic gel-cream technology to neutralize & gloss after lightening and refresh lengths after color, the French way.

Description

Dia light is the perfect second step after a lightening service and a color or coverage service.

Thanks to its acidic demi-permanent gel-crème haircolor without ammonia it is the perfect formula to neutralize any lightened hair and refresh any faded lenghts.

Hair is balanced and 30% more conditioned for a healthier and natural looking result*. (instrumental test)

What it does

  • Tone, gloss, refresh previously sensitized or colored hair
  • Customize your results thanks to a large palette of shades
  • Gentle acidic technology to balance the hair and close cuticles for healthier looking hair 
  • Nourishes the hair : hair is 30% more confitioned* (instrumental test)
  • Does no lift
  • Doesn't cover greys - for coverage of up to 70% greys, we recommend Dia Color

What else you need to know

  • A Must Have: Cool toning shades
    - Cool shades in Level 9 and 10 are amazing to tone and gloss your blondes in just 5-10 minutes
    - Cool toning shades from level 6 to 8 to neutralize and gloss any brunettes after lightening
  • Developer Pro Tips:
    You can use any DIActivateur Developer with DIA light, but our Artists recommend:
    - 9-vol. DIActivateur Developer for blonde & ash shades
    - 20-vol. DIActivateur Developer for your brown shades
  • Service Options:
    - Corrective color/pre-coloration
    - Refresh permanent haircolor on lengths
    - Neutralize/tone highlights and Balayage
    - Lowlights

 

How to

Mixing ratio:
1:1,5

 

Developers:
DIActivateur 9 vol / DIActivateur 20 vol







MY HAIR [ID]

Find your Dia Color shades on My Hair [iD] app.

Download the ultimate hair color consultation tool and try on your Dia Color shades now.

Available on Apple Store & Google Play Store

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FAQs

  • 1. What is Dia Light hair color mainly used for?

    Dia Light hair color is primarily used for toning, glossing, and refreshing previously lightened or color-treated hair. It helps neutralize unwanted tones and enhance shine.

  • 2. Is L’Oréal Professionnel Dia Light suitable after a bleaching service?

    Yes, L’Oréal Professionnel Dia Light is specifically designed as a post-lightening service. It helps rebalance the hair fiber, neutralize brassiness, and restore a healthy-looking finish.

  • 3. Does Dia Light color lift the natural hair shade?

    No, Dia Light color does not lift the natural hair. It is an acidic demi-permanent formula that works only to tone and enhance existing color.

  • 4. Can Dia Light be used to tone blonde hair?

    Absolutely. L’Oréal Professionnel Dia Light is highly effective for toning blonde hair, especially for neutralizing yellow or brassy tones and achieving cooler, more refined shades.

  • 5. How long does Dia Light hair color processing take?

    Processing time for Dia Light hair color can vary but toning services typically take around 5–20 minutes depending on the desired result and hair condition.

  • 6. Is Dia Light ammonia-free?

    Yes, L’Oréal Professionnel Dia Light is an ammonia-free demi-permanent hair color, making it a gentler option for sensitized or previously treated hair.

  • 7. Can Dia Light be used on brunette hair?

    Yes, Dia Light can be used on brunettes to neutralize unwanted undertones and add shine, especially after lightening or balayage services.

  • 8. Does Dia Light provide grey coverage?

    No, Dia Light does not cover grey hair. For grey coverage, L’Oréal Professionnel recommends using Dia Color from the range of hair color.

  • 9. What are the benefits of using Dia Light after coloring?

    Using Dia Light after a color service helps refresh faded lengths, enhance gloss, smooth the cuticle, and hair is 30% more conditioned*.

    *Instrumental test

     
  • 10. Can Dia Light color be customized for different tones?

    Yes, Dia Light color offers a wide palette of shades that can be intermixed, allowing professionals to create customized toning and glossing results for every hair type.

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