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