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