The Vitamino Color Spectrum Blue Dyes Neutralising Shampoo from L'Oréal Professionnel has been specially developed for light brown hair. Enriched with blue colour pigments and nourishing ingredients, the creamy formula immediately neutralises unwanted orange tones in dark hair. The hair is cleansed and nourished. As part of the complete Vitamino Color Spectrum routine, the product helps to maintain the colour brilliance of coloured hair in all five colour dimensions: 1. shine, 2. vibrancy, 3. contrast, 4. hue, 5. luminosity. Instrumental test: after four weeks of using the complete Vitamino Colour Spectrum Routine.