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