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