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