L'Oreal Paris Colorista Semi-Permanent Hair Color, Light Bleached Blondes, Purple, For light blonde or bleached hair. Colorist semi-permanent hair color allows you to play with color your way. Customize your look and transform your style. Choose your favorite L'Oreal Paris Colorist shades like our Pink, Blue, and Purple, or mix with the clear mixer to create custom pastels. Colorist hair color and gradually fades with shampooing so you can play again! For the most visible results, apply on light blonde or bleached hair.