This is a picture of a hair ball and a hair ring. First we delete the original shape and add a shape that you want. Second, we go to Particle System and make it to hair. Third, make the hair shape and stuff whatever you want. Fourth, you put a glossy  BSDF , Frensnel, and color Ramp. Fifth, choose a color and click a plus button on color ramp and  choose the other color you want. At last, save it and render it.