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