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