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