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