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