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