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