grizzled, roan
Webster's Dictionary (GCIDE)
brunet \bru*net"\, Brunette \Bru*nette"\, adj.
1.being or having dark-colored skin and hair; contrasted with blond. [Narrower terms: adust, sunburned burned brown by the sun; black, brown; black-haired, dark-haired; browned, suntanned, tanned; grizzled, roan; nutbrown] [WordNet 1.5] brunet