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