For best results to achieve 7C (Ash Blonde) on uncolored hair, apply on 7N - Blonde color hair. If applied on 7N (Blonde) this color will be cold and flat. If applied on 4N, 5N, 6N the color will be dark ash blonde. If applied on 8N and 9N, the color result will be light ash blonde. If applied on 7D, 8D, 7M, 7R, 8R, the color result will be dark. The Ash color will neutralise gold and red. To cover grey hair with 7C it is essential to mix appropriate quantity of 7N Blonde.
See instruction on leaflet inside the color box or refer to 7N Blonde.