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