That ain't no jive talkin... The BeeGees were badazz
However speaking as someone who was a teenager in the late 70s and early 80s, After Saturday night fever right or wrong the Bee Gees were considered the standard for what constituted disco.
Accordingly trying to portray the popular perception of disco as being black music or gay music is misguided. By the time of the backlash it was teenybopper music.