Garnier Olia 7.0 Dark Blonde Permanent Hair Color is a dark blonde shade that allows natural tones to show through and covers 100% of gray hair. It works well on medium blonde to medium brown hair. The ammonia-free formula is made with a 60% oil blend with natural flower oils to improve hair texture and deliver vibrant, long-lasting color that leaves hair hydrated, silky, and up to 3x shinier. This product is free from ammonia, parabens, silicone, and phthalates, and is certified by Leaping Bunny as cruelty-free and vegan.