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