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