For hair color with super-high lift, try Redken Color Fusion Extra Lift! It's a permanent dye that is designed to provide a high-lift color result. Choose from several shades, like violet and blue. What it does: When used with a quality developer, this permanent hair dye penetrates the hair shaft to deposit hair color molecules deep within. It's great for covering gray hair - you can expect up to 100% coverage on up to 50% grey hair. What else you need to know: The color is formulated with low ammonia to be gentle to the hair and scalp. It also has a low odor, which makes for a pleasant coloring experience. It can be used to lighten the hair before toning or as an all-over color.