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