drab

a dull greyish to yellowish or light olive brown

lacking in liveliness or charm or surprise; "her drab personality"; "life was drab compared with the more exciting life style overseas"; "a series of dreary dinner parties"

lacking brightness or color; dull; "drab faded curtains"; "sober Puritan grey"; "children in somber brown clothes"

of a light brownish green color

causing dejection; "a blue day"; "the dark days of the war"; "a week of rainy depressing weather"; "a disconsolate winter landscape"; "the first dismal dispiriting days of November"; "a dark gloomy day"; "grim rainy weather"