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