Brown and dark hairstyle colors Shades of brown and they become warmer, the main trends are shades of caramel and nuts. Brunette, in turn, is colder shades of ink, but warm shades of dark chocolate.There are many shades of brown which are created within the hairstyle. For brown hair has become mousy and therefore has lost the appearance that comes with the shine of brown hair.Bellow are some cute brown hair color hairstyles for 2010: