Duxelle coloring , high-end coloring at low prices for optimal results. The Couleur is Ducastel 's professional permanent hair color range, made in France. The Couleur has an Aloe Vera-based formula that helps soften and moisturize the hair. The Color range of hair colors consists of more than 60 shades that will allow you to create an infinite number of colors easily. For those who want cleaner products, Ducastel is revisiting The Couleur formula by creating a 100% ammonia-free line (PPD-free, resorcinol-free, paraben-free, paraffin oil-free). More than 45 shades also composed with Aloe Vera. The Color without ammonia is as effective as it is respectful of the hair fiber.