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