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