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