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