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