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