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