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