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