The Best Purple Shampoo For Naturally Blonde Hair Ideas. Web purple shampoo works on naturally blonde hair: The best purple shampoos work on any hair colour.

Web purple shampoos are most often associated with hair that's been bleached blond, and you can use them on naturally blond hair as well, though it's not always necessary. L'oreal's everpure shampoo, our top budget pick, is. $25 at amazon $24 at walmart.