One vertex per element, one color per generator, with an edge from x to x·s.
(9,10)(11,16)(12,14)(13,15)(17,18,24,28)(19,29,31,25)(20,32,30,26)(21,23,22,27)(1,2)(3,7)(4,6)(5,8)(9,11,13,12)(10,14,15,16)(17,19)(18,25)(20,21)(22,30)(23,26)(24,31)(27,32)(28,29)(1,3)(2,5)(4,8)(6,7)(17,20,24,30)(18,26,28,32)(19,21,31,22)(23,29,27,25)(2,6)(5,7)(9,10,13,15)(11,16,12,14)(17,21,24,22)(18,27,28,23)(19,20,31,30)(25,32,29,26)(1,3)(2,7)(4,8)(5,6)(9,12,13,11)(10,14,15,16)(17,22,24,21)(18,23,28,27)(19,30,31,20)(25,26,29,32)(1,2)(3,5)(4,6)(7,8)(9,10)(11,14)(12,16)(13,15)(17,23)(18,22)(19,26)(20,29)(21,28)(24,27)(25,30)(31,32) 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.