The science behind it lies in the color wheel: purple and yellow are opposites. By applying a purple tint to yellowish blonde hair, the unwanted tones are neutralized, leaving hair looking cooler ...

With Pinterest searches for ‘lilac hair’ sky-high ... Choose a semi-permanent purple dye then dial down the vibrancy by mixing it with conditioner. To maintain the colour, a purple or ...

The anti-yellowing purple tint in this shampoo fights brassiness ... well and I can see a difference in the health of my hair. The purple color also protects against brassiness, which is what ...

Color-depositing shampoos add specific pigments (either purple, blue or green) onto the hair shaft to maintain your desired color. Based on color theory, blondes should use purple shampoos ...