Cool Harley Quinn's Hair Color Ideas. This can be achieved by dividing your hair in the middle and coloring one side red and the other blue. We can see that the upper half of her hair is entirely composed of blonde, and the color only begins to change at the ends.

See also can you bleach your hair when it's wet. This can be achieved by dividing your hair in the middle and coloring one side red and the other blue. Chances are you need a hair tutorial to complete your look.