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