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