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