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