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