chiaroscuro
use of strong contrasts between light and dark, usually bold contrasts affecting a whole composition in art
en-GB/kɪˌɑːɹəˈskʊəɹəʊ/
en-US/kiˌɑɹəˈskjʊɹoʊ/
use of strong contrasts between light and dark, usually bold contrasts affecting a whole composition in art