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