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