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