slaty

of the color gray slaty stones in the riverbed Synonyms argentine, grayish, leaden, pewter, silver, silvery, slate, gray (also slatey), steelyRelated Words achromatic, colorless, neutral; dirty, dull, faded, sad, washed-out; ashen, ashy, chalky, livid, mousy (or mousey), pale, palish, white, whitish; chocolate, dun, sandy, sepia; brindled (or brindle), grizzled, hoar, hoaryNear Antonyms ablaze, bright, deep, gay, rich; chromatic, colored; colorful, motley, multicolored, polychromatic, polychrome, varicolored, variegated