Paul Mitchell The Color 3N 3oz - Dark Natural Brown Paul Mitchell The Color 3N offers a Dark Natural Brown color to your hair. Paul Mitchell offers a full spectrum of inter-mixable colors, and high lift colors, and ultra toners. It is a low ammonia, permanent or semi-permanent hair color. It is developed with a beeswax base and other natural conditioners. It also provides long-lasting natural-looking hair color with outstanding shine and condition. Low ammonia imparts less structural damage providing smoother, healthier hair.