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