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