One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,5,6)(3,7,8,4)(9,10)(11,15)(12,14)(13,16)(17,18,24,28)(19,25,22,27)(20,26,21,23)(29,30,31,32)(1,3)(2,4)(5,8)(6,7)(9,10,12,14)(11,13,16,15)(17,19,24,22)(18,25,28,27)(20,31,21,29)(23,30,26,32)(1,2)(3,4)(5,6)(7,8)(9,10)(11,13)(12,14)(15,16)(17,20,24,21)(18,26,28,23)(19,29,22,31)(25,30,27,32)(2,6)(4,7)(9,11)(10,13)(12,16)(14,15)(17,21,24,20)(18,23,28,26)(19,29,22,31)(25,30,27,32)(1,4,5,7)(2,3,6,8)(17,22,24,19)(18,27,28,25)(20,31,21,29)(23,30,26,32)(1,3)(2,4)(5,8)(6,7)(17,23)(18,20)(19,30)(21,28)(22,32)(24,26)(25,31)(27,29) involution — undirectedA Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.