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