Wella Color Charm Liquid Permanent Hair Color with Liquifuse technology to ensure consistent, predictable results. Vibrant, long lasting, fade resistant results. Excellent gray coverage. Wella colorcharm Permanent Liquid Color saturates and fuses with the hair to deliver a TRUE-TO-TONE color that is exceptionally fade resistant. Liquid Color provides a vibrant palette without boundaries with 62 easily intermixable shades to express your creativity.