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