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