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