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