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