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