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