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