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