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