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