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