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