What it is: For gentle hair color that packs a punch try Redken Chromatics Prismatic hair color! It s a permanent dye that comes in tons of shades. Choose from a wide variety of blondes browns coppers reds and more. What it does: When used with a quality developer this permanent hair dye penetrates the hair shaft to deposit hair color molecules deep within. The dye gives you impressive 4-D color results that are shiny and long-lasting. It s great for covering gray hair - you can expect up to 100% coverage on even the most stubborn grays. What else you need to know: The color is formulated with no ammonia. You also don t have to worry about an unpleasant chemical smell. This color will leave your hair stronger and healthier than it was before processing it.