Discover the full range of professional Permanent Hair Color products by L’Oréal Professionnel. 

  • All you need to know about permanent hair color.

    • How does hair dyeing work?

      Permanent hair dye lifts and penetrates the hair’s cuticles, entering the internal cortex to create a bond. Demi-permanent formulas coat the exterior of each strand with colored pigments, fading and washing away over time. That’s why it doesn’t wash away like demi-permanent dye, but it will still grow out over time. 

    • What are some hair color tips?

      Some of the top hair color tips: Prepare your hair in advance to keep it nourished and hydrated. Choose dyes that are safe. Wash your hair less frequently and with color-safe shampoos. Try to avoid excessive heat styling. Use color-safe products that both avoid damaging your color and help nourish your hair.

    • What is the best color to dye hair to cover grey?

      Some of the best colors to for full grey hair coverage include: brilliant brown, ash brown, or cool blonde. For a grey blending approach, talk to your stylist about French Blending™.

    • How to maintain my hair color?

      Always use color safe products to keep for a longer time the color result you loved. Choose a product range that works for all hair types, like Metal Detox by L’Oréal Professionnel.