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