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