Enrich dark bases with Dark Envy. To help, we found nine formulas that perfectly executed ash-toned blonde and put them in one place so you can easily swipe through for inspo. Decrease Quantity: Increase Quantity: Options 1N- Black Neutral. FORMULAS AND OVERCOMING EVERYDAY HAIRCOLOR CHALLENGES. 4RV +10vol= blackberry1oz.5RV + 1oz. This sign up is for US consumers. Formula C: 1 oz. These subtle shades don’t fight for attention so they’re the perfect support players for your beautiful eyes and features. Confidence comes naturally with SoColor, America's leading tube creme haircolor. 3VR + 20vol.= boysenberry1oz.5RV + 5VR + 20vol.= raspberry10z. Add a few cool blonde highlights for an elegant result. PureOlogy, Aquage, Redken, Paul Mitchell, Nioxin, Graham Webb, Biosilk, Matrix, Kenra, Artec, GHD, OSIS and Wella are just a few of our name brands! Formula A: 1 oz. The formula is very thin, so it’s easy to spread, but it can make a bit of a mess. or … (If necessary, rinse hair and 7N for Zone 1 and 1/2 oz.