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