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