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