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