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