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