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