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