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