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