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