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)(11,16)(12,15)(13,14)(17,18)(19,24)(20,22)(21,23)(25,26,29,30)(27,28,31,32)(3,8)(5,7)(9,11,14,12)(10,15,13,16)(18,20)(21,24)(25,27,29,31)(26,28,30,32)(1,3)(2,5)(4,8)(6,7)(9,11,14,12)(10,16,13,15)(17,19)(18,21)(20,24)(22,23)(25,28)(26,27)(29,32)(30,31)(1,3)(2,5)(4,8)(6,7)(9,12,14,11)(10,15,13,16)(17,20,22,18)(19,24,23,21)(25,27)(26,28)(29,31)(30,32)(1,2)(3,5)(4,6)(7,8)(9,13,14,10)(11,15,12,16)(17,21,22,24)(18,23,20,19)(25,26)(27,28)(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.