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