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