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