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