The Problem: Faded, dull hair colour has got you down. Let Keratin Colour transform your hair colouring experience! Keratin Colour is an exclusive, Italian formulation containing Protesil and Keratin. Keratin Colour is the supersized 140g solution to colour cost woes. Offering the new standard for intense and vibrant colour that lasts longer and costs less! The Keratin Colour Lighteners and Super Lights give you control over the lightening process for highlights and tones.