Neutrals Blue Black Natural Black Darkest Brown Dark Ash Brown Medium Brown Light Brown Dark Blonde Medium Blonde Light Blonde Extra Light Blonde Extra Light Blonde Plus 50-Neutrals Dark Natural Brown Light Natural Brown Medium Natural Blonde Extra Light Natural Blonde Light Natural Red Blonde Cools - A (Ash) Dark Ash Brown Light Ash Brown Medium Ash Blonde Extra Light Ash Blonde Cools - B (Beige) Light Beige Brown Medium Beige Blonde Extra Light Beige Bolnde Warms - RB (Red Brown Blone) Dark Red Brown Light Red Brown Medium Red Blonde Reds - RR (Red Red) Red Plum Red Crimson Red Copper Reds - RV (Red Violet) Dark Red Violet Light Red Violet Extra Light Red Violet Plus Violet - V Deep Plum Dark Violet Cranberry Light Violet Eggplant Medium Violet Silvers - S Medium Silver Blonde Light Silver Blonde Extra Light Silver Blonde FAQs What is the ratio between the hair color and oxygen? The ratio of hair color and oxygen is 1:1. Mix thoroughly for optimum results. (For every bit of color added, add its equivalent in oxygen). How much product should I apply to my hair? Distribute the color evenly onto the hair, making sure each strand is coated well. For grey hair which color collection I should choose from? and which oxygen level? You should choose from the 50 plus series or the Natural series to ensure 100% grey coverage, and you should use oxygen 20 volume with a 1:1 ratio ((For every bit of color added, add its equivalent in oxygen). How long should I leave the product on my hair? Leave on the hair for 45 to 60 minutes for optimum results. After 60 minutes, the product will turn into a conditioning masque for the hair. What makes Chi Ionic colors so special? Our colors are ammonia free , made with silk and aloe Vera for shine and strength and last but not least , it stay 30% longer than any other color . If I need any assistance regarding CHI colors, what should I do? Contact us through our number or reach out through our social media and one of our experts will gladly assist you!