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