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