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