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