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