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