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)(11,14)(12,20)(13,17)(15,19)(16,21)(18,23)(22,24)(1,3,4,2)(6,7)(9,11,14,10)(12,18,22,16)(13,17,15,19)(20,21,24,23)(9,12)(10,16)(11,18)(13,21)(14,22)(15,23)(17,24)(19,20) involution — undirected(5,7,8,6)(10,11)(16,18)(17,19)(20,24)(9,13,14,15)(10,17,11,19)(12,21,22,23)(16,24,18,20)A 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.