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