1. (adj)dusky, twilight(a), twilit lighted by or as if by twilight Antonyms: blonde, blond, light, light-haired
2. (adj)dark-skinned, dusky, swart, swarthy naturally having skin of a dark color Synonyms: twilight(a), dark, dark-skinned, swarthy, twilit, coloured, swart, non-white, dusky Antonyms: light, blond, light-haired, blonde
Synonyms, Thesaurus & Antonyms of 'dusky'
English Synonyms and Antonyms
1. dusky Strictly, that which is black is absolutely destitute of color; that which is dark is absolutely destitute of light. In common speech, however, a coat is black, tho not optically colorless; the Synonyms: dark, black, dusky, mysterious, sable, somber, dim, gloomy, obscure, shadowy, swart, dismal, murky, opaque, shady, swarthy Antonyms: bright, crystalline, glowing, lucid, shining, brilliant, dazzling, illumined, luminous, transparent, clear, gleaming, light, radiant, white
Synonyms for dusky 
