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