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