L'Oreal New Dia Light Semi Permanent Hair Colour - 60ml
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Product Details
L'Oreal New Dia Light Semi Permanent Hair Colour - 60ml
L’Oréal Professionnel Dia Light Semi-Permanent Hair Colour is an advanced acidic gloss colour, powered by a 1% Hyaluronic Acid Complex to deliver intense hydration, shine, and improved hair quality. Specially developed for sensitised, bleached, or colour-treated hair, this ammonia-free formula helps restore moisture while enhancing tone and luminosity. Perfect for glossing, toning, or refreshing lengths, Dia Light supports healthier-looking hair with visibly radiant results.
Key Features:
Powered by a 1% Hyaluronic Acid Complex to replenish lost moisture
Instantly helps fight dryness, an early sign of hair damage
Strengthens hair after bleaching with up to 3x less breakage
Helps respect cortex integrity for improved hair condition
Delivers up to 82% glossier colour results
Ammonia-free, acidic formula suitable for sensitised hair
Ideal for professional glossing, toning, and colour refreshing services
Professional Services:
Hyaluronic Glossing: Adds a super-shine topcoat with up to 6 weeks of gloss colour
Hyaluronic Toning: Neutralises or enhances tone after lightening with maximum shine
Hyaluronic Refreshing: Revives faded lengths with renewed colour and luminosity
How to Use
1. Preparation
Wear suitable disposable gloves
Use exclusively with Diactivateur 6 vol (1.8%) or 9 vol (2.7%)
Follow the proportions indicated on the carton and tube
If using a shaker bottle, open immediately after mixing to avoid overflow
In a bowl or applicator shaker:
Mix 60ml (1 tube) of Dia Light coloration cream
Add 90ml of Diactivateur 6 vol (1.8%) or 9 vol (2.7%), depending on the desired result
Always maintain a 1:1.5 mixing ratio if adjusting quantities
2. Application and Rinsing
Wear suitable disposable gloves
Do not use metallic tools
Apply to dry hair using a bottle or brush
Development time: 20 minutes
Emulsify gently, rinse thoroughly, and shampoo with Metal Detox or Vitamino Color Spectrum
Toning Application:
Apply to shampooed, towel-dried hair
Development time: 5 to 20 minutes, depending on the desired tone
Rinse thoroughly after processing
Key Ingredient:
1% Hyaluronic Acid Complex
This professional formula delivers hydrated, glossy, and beautifully toned hair while maintaining strength and integrity throughout the colouring process.
Is new Dia Light intermixable with Old Dia Light?
Yes formulas are intermixable, however the tubes are now bigger, so ensure you are weighing your formula to ensure perfect ratios when mixing.
Will clients need to be skin tested?
Yes, with any formula change there will need to be new skin tests. For full details on skin testing, check the manufacturers guidelines inside the box, or refer to guidelines in the technical guide.
Is the whole range renovated to the new formula in bigger tubes?
Yes, all shades including Clear and Boosters are now in a bigger 60 ml tube and reformulated to include Hyaluronic Acid
Will clients notice the difference?
New shades have been calibrated to make the transition seamless. Thanks to the extra conditioning benefits of the new formula, colours will appear even more beautiful than ever before.
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