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