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