Lately, we have seen many stars go for pastel colored hair. But undoubtedly the most popular shade happens to be pink. Maybe it is inner childhood wish-fulfillment or something in the water, but rosy shades have been trending for a few years. If you have been thinking about dying your hair pink than make sure to get some inspiration from celebrities like Julianne Hough, Nicole Richie, Katy Perry, Rita Ora and more. See 9 pink haired beauties below.