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