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