Antonyms of adj brown-black
1 sense of brown-black
Sense 1
brown-black, brownish-black -- (of black tinged with brown)
INDIRECT (VIA achromatic) -> chromatic -- (being or having or characterized by hue)
Similarity of adj brown-black
1 sense of brown-black
Sense 1
brown-black, brownish-black -- (of black tinged with brown)
=> achromatic (vs. chromatic), neutral -- (having no hue; "neutral colors like black or white")