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