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