Paul Mitchell The Color 4CM 3oz - Cool Mahogany Brown Paul Mitchell The Color 4CM delivers you a Cool Mahogany Brown color that would be a better choice to cover your gray hair. Developed with a beeswax base and other natural conditioners, it is a low ammonia, permanent or semi-permanent hair color. Paul Mitchell offers a full spectrum of inter-mixable colors, and high lift colors, and ultra toners. It also provides long-lasting natural-looking hair color with outstanding shine and condition.