The Collaborative International Dictionary of English v.0.48:
dark-brown \dark-brown\ adj. of a color similar to that of wood or earth. Syn: brown, brownish. [WordNet 1.5]WordNet (r) 3.0 (2006):
dark-brown adj 1: of a color similar to that of wood or earth [syn: brown, brownish, chocolate-brown, dark-brown]