To bring the best performing salon-inspired hair colour straight to your home, Olia has developed an improved formula for hair colour. Discover Olia products.

This intense deep black hair colour is oil-powered. The 1st permanent home hair colour powered by oil, not ammonia, to reduce hair damage. Olia's Oil Delivery System infuses colour deep into the heart of the hair fibre to give you maximum colour performance and visibly improve hair quality. 98% of women saw no visible damage*.  Hair is 35% smoother with 3x more shine*.


BENEFITS OF OLIA 1.0 DEEP BLACK HAIR COLOUR
To keep your hair visibly healthy and for optimal experience during the process, our  formula is:
AMMONIA FREE
SILICONE FREE
VEGAN FORMULA**

Approved by Cruelty Free International under the Leaping Bunny Programme

HOW TO CHOOSE THE RIGHT SHADE
This Olia black hair dye is in an intense deep black that is best suited for black to dark brown hair. Hair Dye can only lighten your natural hair colour 1 to 2 levels – use our colour match tool to help you decide is this is the best shade for you. If you have long or thick hair, use two of our garnier olia black hair colour. However, if you prefer a lighter color that still reflects naturally, try shade Olia 3.0 Soft Black.

MORE SUSTAINABLE PACKAGING
Our new packaging is made with 43% less plastic and 11% less cardboard***.  Learn more about Garnier's Sustainability Commitments.

AN EASY APPLICATION KIT
With our easy application kit and non-drip velvety formula, everyone can create great hair colour looks, just like a pro. 

WHAT'S IN YOUR KIT OF YOUR OLIA 1.0 DEEP BLACK HAIR COLOUR?
1. The applicator bottle of developer hair dye cream
2. The colourant tube, with a velvety texture and subtle floral fragrance
3. The Silicone free after colour care
4. The pair of gloves
5. The instruction leaflet

RESULTS
- Maximum Colour Performance
- Intense, multi-tonal colour
- Up to 100% Grey Coverage
- Long Lasting and Shiny Colour
- Optimal Scalp Comfort
- Visibly Improved Hair Quality


*instrumental Test
** No animal derived ingredients
*** compared to the previous kit"

Find your perfect hair colour shade online with Virtual Try On. 

How to use  Olia 1.0 Deep Black Permanent Hair Dye

1) Put on your gloves and keep them on for the preparation and the whole application.
2) Apply the Deep Black Hair Colour that you have previously prepared to dry unwashed hair, massage the product through your hair and flatten it on your roots and leave it for 30 minutes.
3) Rinse and condition your hair applying a hazelnut- sized amount of the after colour conditioner and leave it for 3 minutes. Thoroughly rinse your hair.

Learn more on how to dye your hair with our Hair Colour Tips and Tricks

Is Garnier Olia Permanent Hair Colour - 1.0 Deep Black cruelty free?

Yes - all Garnier products are officially approved by Cruelty Free International. Since 1989, Garnier has been committed to a world without animal testing. Rest assured when you use this dark brown hair dye without ammonia that your cosmetic usage is ethically developed.

Read more on Garnier's commitment to cruelty free beauty here.