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