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