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