Definitions for off-color
indelicate, off-color, off-colour(adj)
in violation of good taste even verging on the indecent
"an indelicate remark"; "an off-color joke"
bawdy, off-color, ribald(adj)
"bawdy songs"; "off-color jokes"; "ribald language"
dirty, vulgar or obscene
He told an off-color joke.
different than usual
The critics described the pop star's new album as very off-color.