Get Hollywood Hair Color:
Find the Best Hair Color for Your Skin Tone
Maintain Your Shade: Medium Skin
The lighter you go, the more prone your hair is to brassiness, says New York City colorist Sharon Dorram. Lather up with Phytocitrus Restructuring Shampoo ($24; ulta.com), made with grapefruit extract to keep your tone intact. Also invest in a shower-head filter to remove mineral buildup, which can alter your color.