ColorSilk - Hair Dye 32 Dark Mahogany Brown Bright and long-lasting color that leaves your hair extraordinarily beautiful. Revlon ColorSilk with UV protection gives your hair a natural look and even color from root to tip. The gentle, ammonia-free formula and post-coloring conditioner with silk proteins penetrate and nourish the hair, making it even shinier, silkier, and healthier. 100% gray hair coverage.