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