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