The color changes seem to be tied to layer, changing from blue in space to green on the surface, brown in the underground, gray in the cavern layer, and red in the underworld. 107.218.114.191 17:39, 16 February 2014 (UTC)
I suggest to put information about all the different Hair Dyes into Hair Dye. Niranufoti (talk) 18:23, 16 February 2014 (UTC)