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