Classic Shocking Blue Red with its deep blood-like formula

with its deep blood-like formula and orange undertones

Tint Brush

This colour transforms locks into beautiful rolling waves

This colour may add green highlights to virgin

Classic Shocking Blue Red with its deep blood-like formulaShocking Blue is a dark cobalt blue hair dye. For best results, we recommend lightening hair to a very light cool toned level 9 blonde or lighter. All semi permanent blue hair colours can interact with yellow tones in bleached hair to create a green tint so make sure to do a strand test prior to applying all over to ensure you get the results you want! If you'd like to avoid a possible green undertone, you can add in a purple shade like Purple Haze to