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