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)(17,18,24,19,23,21,22,26)(20,28,29,32,31,25,30,27)(9,10)(11,15)(12,14)(13,16)(17,19,23,26)(18,22,21,24)(20,27,31,32)(25,30,28,29)(2,5)(6,8)(9,11,12,16)(10,13,14,15)(17,20)(18,25)(19,27)(21,28)(22,30)(23,31)(24,29)(26,32)(11,16)(13,15)(17,21,22,19,23,18,24,26)(20,28,30,27,31,25,29,32)(1,3,4,7)(2,6,5,8)(10,14)(13,15)(17,22,23,24)(18,19,21,26)(20,29,31,30)(25,32,28,27)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.