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