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