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