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