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