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