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