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)(19,20)(21,25)(22,31)(23,26)(24,30)(27,29)(28,32)(1,2)(3,5)(4,7)(6,8)(10,13)(11,16)(17,19,23,24)(18,20,26,30)(21,27,31,32)(22,28,25,29)(1,3)(2,7)(4,6)(5,8)(9,11)(10,14)(12,13)(15,16)(17,20,23,30)(18,24,26,19)(21,28,31,29)(22,32,25,27)(2,8)(3,4)(9,12,15,14)(10,11,13,16)(17,20)(18,19)(21,28)(22,27)(23,30)(24,26)(25,32)(29,31)(1,4,6,3)(2,5,8,7)(9,13,15,10)(11,12,16,14)(17,21)(18,25)(19,27)(20,29)(22,26)(23,31)(24,32)(28,30)(1,5)(2,3)(4,8)(6,7)(9,14,15,12)(10,16,13,11)(17,22,23,25)(18,21,26,31)(19,28,24,29)(20,27,30,32)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.