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