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