![dia-color-7-advocation-card1](https://www.lorealprofessionnel.com/-/media/project/loreal/brand-sites/lp/shared/baseline/dia-color/landing-page/dia-color-7-advocation-card1.jpg?rev=345961d330f849bdb6c05825890c2549&cx=0.53&cy=0.52&cw=960&ch=1386&hash=7966EA9616C5B4BB108F512FAB572BF5)
Discover the science behind Dia color.
Dia color demi-permanent color with no ammonia.
- 6 weeks of gloss color1.
- 3x more shine2.
- Up to 70% grey coverage.
- 100% true-to-tone color.
- Up to 92% natural-origin ingredients3.
1 Consumer & instrumental tests.
2 Instrumental test.
3 Maximum % of naturality across all shades of the range, with at least 84%.
![](https://www.lorealprofessionnel.com/-/media/project/loreal/brand-sites/lp/shared/baseline/dia-color/landing-page/dia-color-2-performance-1.jpg?rev=c2fe8e45a6fe4b8b9a22ba64be447428&cx=0.53&cy=0.54&cw=2560&ch=2560&hash=802810EDFCC0D67AA78EAF380AFF4A33)
The tech
The end of dull hair is here.
[Melanin Gap Filler Technology]
1 Maximum % of naturality across all shades of the range, with at least 84%.
2 Instrumental
The science
Reverse melanin loss effects for 6 weeks of gloss color.
Sustainability
Dia color for the future.
- 36% less packaging¹. - 27 fewer tons of paper¹. - 100% recycled + recyclable packaging. - 95% post recycled aluminum tube¹.¹Vs. Dia Richesse
Co-developed with pros.
My Hair [iD] Pro color consultation.
My Hair [iD] is a personalized color consultation tool featuring both iNOA & Dia color.
Unique inspirations, virtual try-on, professional diagnosis and product recommendation combined in an all-in-one experience.
Start the experience now:
![](https://www.lorealprofessionnel.com/-/media/project/loreal/brand-sites/lp/shared/baseline/dia-color/landing-page/dia-color-5-my-hair.jpg?rev=bb24fbdddc8045869ccdf44ca65f2694&cx=0.53&cy=0.54&cw=2560&ch=2560&hash=A1B8AB7C4413E39F35AB8518E1564127)
All you need to know about Dia color.
Dia color tips from pro to pro.
Let’s see it from you!
Post your hair looks and insights with #Diacolor on Instagram & Tiktok!
How to take the perfect picture?
Try a clean background, good lighting and close-up on hair.
Don’t hesitate to hold it slightly to valorize the result and to make the professional difference stand out! Use the hashtag #Diacolor for a chance to get featured on @lorealpro.
![](https://www.lorealprofessionnel.com/-/media/project/loreal/brand-sites/lp/shared/baseline/dia-color/landing-page/dia-color-8-social.jpg?rev=aec6253dd4834b5d9618f4dc0e802be3&cx=0.53&cy=0.51&cw=2560&ch=2560&hash=FCCF5AEAD8DB8B262A4F8F6E634C38FB)