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