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