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