of reduced intensity; restrained; understated.

(of a photograph) having chiefly dark tones, usually with little tonal contrast ( distinguished from high-key ).

to make or attempt to make low-key

to low-key the arms buildup.

adjective

energized , high-key , high-strung , nervous , pumped up

adjective

easygoing , laid-back * , loose , low-pitched , muffled , muted , played down , quiet , relaxed , restrained , sober , softened , soft-sell , subtle , toned down , understated , hushed , low , low-keyed , small , subdued , whispery , laid-back