Clairol Natural Instincts Hair Dye 6.5G Lightest Golden Brown Enjoy commitment free color with Clairol Natural Instincts semi permanent hair color that lasts 28 washes. An ammonia free hair color made with coconut oil, aloe, and vitamins, Clairol Natural Instincts is clinically proven to be less damaging than other hair dyes and delivers beautiful color, even on chemically treated hair.