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