Directions for La Riche Colors. Directions Colors is a semi-permanent paste hair color with the most amazing colors. Directions Colors can be applied to natural hair, but the best results are achieved when the hair is bleached. It will not cover white or gray hair. Directions Colors is ammonia-free and does not contain hydrogen peroxide. Directions Colors is available in 34 shades! Achieve a hair color from the wide range of amazing and vibrant colors of Directions Colors, and all colors can be mixed together to create your own unique shade. Directions for La Riche color products are not tested on animals. Directions: First, wash your hair with an acidic pH shampoo. The shampoo will give your hair the correct acid balance, so that with the La Riche Directions color cream, you can achieve the best result. Comb the La Riche Directions color cream through your hair until it emulsifies, allowing the color pigment from La Riche Directions to lather. Comb through lighter strands several times. The processing time is between 15 and 30 minutes. The heat from the plastic should give you even better results with La Riche Directions hair dye. Rinse your hair thoroughly with warm water until all residue from the color cream is removed. All La Riche Directions colors can be mixed individually to create your own unique shade. If more than one color is used, the hair must be washed and dried separately.