Antonyms of adj greyish

1 sense of greyish

Sense 1
grey, gray, greyish, grayish -- (of an achromatic color of any lightness intermediate between the extremes of white and black; "the little grey cells"; "gray flannel suit"; "a man with greyish hair")

INDIRECT (VIA achromatic) -> chromatic -- (being or having or characterized by hue)

Similarity of adj greyish

1 sense of greyish

Sense 1
grey, gray, greyish, grayish -- (of an achromatic color of any lightness intermediate between the extremes of white and black; "the little grey cells"; "gray flannel suit"; "a man with greyish hair")
       => achromatic (vs. chromatic), neutral -- (having no hue; "neutral colors like black or white")