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