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