Pop star Katy Perry proves the power of hair with her seemingly endless changes. The ‘Teenage Dream’ singer has worn just about every hair color. From electric blue to deep purple and cotton candy pink, Katy has never been afraid to experiment with different hues. With all her hairstyle change-ups, it will no doubt serve up some major inspiration if you are looking to dye your hair a nontraditional color. Take a look at Katy Perry’s best (and most daring) hair moments below. They range from modern waves to 1960s-inspired updos for the perfect look.