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