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