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