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