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