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