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