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