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