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