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