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