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