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