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