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