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