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