Experience a deep, warm brown with vibrant mahogany highlights. L'Oréal Professionnel Inoa 5.5 is an ammonia-free, professional hair color that utilizes ODS² technology (Oil Delivery System) to gently deliver intense pigments into the hair fiber. The result is an even, shiny, long-lasting color with optimal scalp comfort.
Advantages
- Ammonia-free formula for a virtually odorless, more comfortable coloring experience.
- ODS² technology helps transport color pigments efficiently – for uniform, radiant results.
- Up to 100% coverage of gray hair.
- Can lighten up to 3 tones, depending on the starting point and technique.
- High shine and intensity with long durability.
- Optimized comfort for the scalp during the coloring process.
Shade 5.5
Level 5 corresponds to light brown. The double .5 designation means an intense mahogany reflex, which gives a deep, warm brown tone with distinct reddish nuances. Ideal for those who want extra fullness and play in a brown base or more warmth in an existing brown look.
Result and finish
- Vibrant, multidimensional brown with a distinctive mahogany glow.
- Even coverage from root to tip and a healthy, mirror-like finish.
- Soft, well-groomed hair with a natural fall.
Good to know
- The color result is affected by your starting color, hair quality and previous chemical treatments.
- Recommended for professional use to ensure correct shade selection and result.
- Always perform an allergy test prior to coloring.
Note: These are professional colors, which means chemistry, and therefore it is important to have the right information before you get started. Contact your hairdresser, and if you have the necessary knowledge – enjoy a colorful everyday life. BEAUTYCOS disclaims all responsibility for any unforeseen events in connection with the use of the hair colors.
🎄 Attention!
- Return policy extended until 31/1/2026
Free shipping:
- €4.00 delivery discount when you spend over €55.00
We have the following delivery options:
- Delivery to a parcel shop
- Delivery to private address/workplace
See all shipping providers and prices here
How long is your delivery time?
We have 2-4 working days delivery time.
See all shipping providers and delivery times here
How much does delivery cost?
Delivery from: €13.75
On all orders over €55.00 we are having a €4 delivery discount
We have a packaging fee on all orders of €0.90
See all shipping prices and shipping suppliers here
How long is your return policy?
We always have a 14-day return policy from the day you receive the parcel.
Advice from experts

















Please complete your information below to login.
Sign In