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