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