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