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