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