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