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