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