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