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