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