Brown hair shades. Some hair colors just feel more fall than others. Blondes light brown or complete gray haired individuals looking to achieve a warm brown color gray hair may dye slightly more chestnut to red due the percent of pure henna in the mix. It is characterized by higher levels of the dark pigment eumelanin and lower levels of the pale pigment pheomelaninits strands are thicker than those of fair hair but not as much as those of red hairpeople with brown hair are often referred to as brunette which in french. And now theres chocolate mauve hair to add to your rainbow hair inspo.