Benefits: Tone-correcting pigments attach to the hair fibers & stay attached through multiple shampoos Keep your brown hair in the best condition with this anti-brass blue toning shampoo, which is the newest addition to Redken's Color Extend color care collection. Fudge Cool Brunette Blue-Toning Shampoo contains max-strength blue-micro pigments that neutralize unwanted red-orange tones. This powerful sulfate-free toning shampoo features blue pigment to fight brass and help keep your highlighted or natural brunette hair color cool, bright and healthy. This helps in smoothening the cuticle that has been damaged due to chemical or environmental stressors. Its Opti-PLEX technology helps the formula penetrate deep into the hair strands and repair the cuticle. Joico's Color Balance Blue color-balancing shampoo gently cleanses while neutralizing brassy/orange tones to maintain lightened or highlighted brown hair. Finally, a cool toning shampoo just for brunettes! A purple-hued shampoo is best used to help cancel out a yellow cast in silver, white, or platinum shades, while blue formulas get rid of brassiness in darker blondes and brunettes. Natural and color-treated dark hair will enjoy soft, shiny, neutral-hued … The nourishing formula gently cleanses and hydrates while depositing blue pigments that help cancel out unwanted red, orange and brassy tones. But before we attempt to tone our color at home, we did some research to find the products that garner the best results.