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