Antonyms of adj red-gray

1 sense of red-gray

Sense 1
red-grey, red-gray, reddish-grey, reddish-gray -- (of grey tinged with red)

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

Similarity of adj red-gray

1 sense of red-gray

Sense 1
red-grey, red-gray, reddish-grey, reddish-gray -- (of grey tinged with red)
       => achromatic (vs. chromatic), neutral -- (having no hue; "neutral colors like black or white")