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