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