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