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