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