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