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