Paul Mitchell The Color 6NB 3oz - Dark Neutral Beige Blonde Paul Mitchell The Color 6NB provides an instant long-lasting Dark Neutral Beige Blonde color to your hair. Developed with a beeswax base and other natural conditioners, it is a low ammonia, permanent or semi-permanent hair color. It also provides long-lasting natural-looking hair color with outstanding shine and condition. Paul Mitchell offers a full spectrum of inter-mixable colors, and high lift colors, and ultra toners.