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