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