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