25B6; adjective
(Brit.) I'm feeling a bit off colour : UNWELL, ill, poorly, out of sorts, indisposed, not oneself, sick, queasy, nauseous, peaky, liverish, green about the gills, run down, washed out, below par; informal under the weather, rough; Brit. informal ropy, off; Scottish informal wabbit, peely-wally; Austral./NZ informal crook.
off-colour jokes : SMUTTY, dirty, rude, crude, suggestive, indecent, indelicate, risqué, racy, bawdy, naughty, blue, vulgar, ribald, broad, salacious, coarse; informal raunchy; Brit. informal fruity, saucy; euphemistic adult.
well.