Happy Chroma is a range of PURE CONCENTRATED PIGMENTS, available in seven shades, all of which can be mixed together to create new “tailor-made” nuances, correct unwanted highlights or intensify your own colour. They DO NOT CHANGE over time and give a LONG-LASTING, EVEN RESULT. FOR PROFESSIONAL USE ONLY. - GREY to enhance greys and add depth to dark shades. - BLUE ASH to emphasise cold ash highlights or neutralise unwanted orange nuances. - VIOLET to accentuate cold blondes, brighten grey/white hair and neutralise unwanted yellow shades. - GOLD for golden highlights and to brighten warm blondes. - COPPER to enhance the colour of copper hair. - RED to make reds more vibrant and intense. - NATURAL BROWN to enrich the hair with new beige highlights.