Incredible Dyeing Of Hair Ideas. Ryan slowey, a hair colorist at salon aks in new york city, suggests. Some hair dyes may also cover up gray hairs or refresh dull strands (due to previous color or sun exposure).

Ryan slowey, a hair colorist at salon aks in new york city, suggests. To cover gray or white hair, to alter hair to create a specific look, to change a color to suit preference or to restore the original hair color after it has been discolored by hairdressing processes or sun bleaching. Permanent dye will last the longest and can cover gray hairs and roots.