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