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