Released on June 1, 1975, Bee Gees's album "Main Course" is a stunning piece of music artistry. The color palette of the album cover predominantly features hex values #6DA848, #7C9E48, and #7AA667. Diving deeper into the full color spectrum of the album, the hex values #6DA848, #7C9E48, #7AA667, #757255, and #858791 are present.