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