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