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