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