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