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