- 0
- 10.01
- 10.02
- 10.12
- 10.13
- 10.18
- 10.21
- 10.22
- 10.23
- 10.24
- 10.32
- 10.82
- 4
- 5
- 5.07
- 5.1
- 5.11
- 5.12
- 5.66
- 5.8
- 6
- 6.1
- 6.11
- 6.13
- 6.23
- 6.28
- 6.3
- 6.34
- 6.35
- 6.45
- 6.8
- 7
- 7.01
- 7.11
- 7.12
- 7.13
- 7.18
- 7.23
- 7.3
- 7.31
- 7.4
- 7.43
- 7.8
- 8
- 8.1
- 8.11
- 8.21
- 8.23
- 8.24
- 8.28
- 8.3
- 8.34
- 8.43
- 9
- 9.01
- 9.02
- 9.03
- 9.1
- 9.11
- 9.12
- 9.13
- 9.18
- 9.2
- 9.21
- 9.3
- 9.31
- 9.82
L’Oréal Pro Dia Light Gloss Colour Hyaluronic Acid Hair Colour 9.02
Color Gloss with Hyaluronic Acid: The Professional Hair Colour that Hydrates While it Transforms
Now renewed - with a new look, the same professional performance you already know… and an even greater focus on shine, hydration, and result precision.
In the basin, the mixture forms a smooth, easy-to-control cream. During application, the difference is noticeable: it glides on without dripping, envelops the hair fibre and "embraces" the hair - even when sensitised after bleaching. In 20 minutes, the result emerges… mirror-like shine, cleaner reflects, naturally revived colour.
Dia Light is a tone-on-tone hair colour with an acidic pH, created for professional salon technical services: toning after bleaching, neutralising unwanted tones, refreshing faded lengths, and restoring that gloss effect which transforms dull hair into hair with presence. Ammonia-free, no lift, no extra damage… and with a sensation of fuller-looking fibre.
Hyaluronic Acid (hyaluronic complex) works during the service: it helps restore lost moisture and coats the fibre with a hydrating layer. The cuticle is more sealed, the feel is more disciplined, and the hair gains resilience - ideal when the priority is to preserve the integrity of the cortex and work safely on bleached hair.
For your salon, it means predictability and personalisation: 80 shades + chromatic boosters (Blue, Violet, Red/Orange, Yellow/Orange, Green) to build colour, shine, and neutralisation in detail, with a glossy finish that can last up to 6 weeks.
Key features:
Acidic tone-on-tone hair colour (acidic pH)
Enriched with Hyaluronic Acid: hydration during colouring
Ammonia-free and no lift
Instant gloss effect: 82% more mirror-like shine and softer feel
Tones and neutralises unwanted tones post-bleaching
Revives faded lengths and ends after colouring
Instantly combats visible fibre dehydration
2x more hydration vs. previous formula
Preserves the integrity of the hair cortex and helps seal the cuticle
Helps strengthen sensitised fibre (instrumental test on bleached hair)
Result with shine/gloss colour for up to 6 weeks
Processing time: 20 minutes
For professional use
Shade samples are for illustrative purposes only, as they may vary depending on the computer screen used for viewing. Pluricosmética therefore disclaims any responsibility for any colour variations that may arise.
Mix Dia Light with the appropriate developer (Diactivator 6, 9 or 15 vol.) according to L'Oréal Professionnel technical protocol and the desired result.
Apply evenly to clean, dry or damp hair, respecting the application zones according to the desired service (roots, lengths or ends).
Processing Time: Leave on for 20 minutes.
Gently emulsify with warm water before rinsing thoroughly. Finish with a post-colouring treatment (conditioner or mask) for maximum cuticle sealing and gloss colour retention.
For chromatic customisation, add the boosters in the recommended proportion:
Blue Booster – to neutralise orange tones
Violet Booster – to neutralise yellow tones
Red/Orange Boosters – to intensify warm reflects
Yellow & Orange Boosters – to revitalise golden/coppery tones
Green Booster – to neutralise unwanted reddish tones
Warning: Never combine Blue or Green Booster with copper/red shades containing Rubilane, Carmilane or DM5.
Hair colourants can cause severe allergic reactions.
Read and follow the instructions.
Perform a preliminary allergy test 48 hours before applying any hair colour. If no irritation occurs, proceed with the application.
Read the accompanying leaflet carefully.
This product is not intended for use on persons under the age of 16.
For professional use only.
Wear suitable gloves. If product comes into contact with eyes, rinse immediately and thoroughly with water.
Do not use to colour eyelashes or eyebrows.
Latest update: 2026-07-18 13:14:27
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