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