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