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