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