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