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