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