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