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