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