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