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