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