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