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