Naturtint Permanent Hair Colorant 6.7 Dark Chocolate Blonde Naturtint Permanent colorants are free from AMMONIA, RESORCINOL & PARABENS & formulated with active vegetable ingredients for optimum colour & care. All shades cover 100% of grey hair & are suitable for multi-application use. 32 colours ranging from Ebony Black to Light Dawn Blonde are available & all can be mixed, creating an endless palette of colours.