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