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