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