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