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