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