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)(11,13)(16,22)(17,21)(18,19)(23,24)(9,10)(11,15)(12,16)(13,21)(14,17)(18,22)(19,23)(20,24) involution — undirected(2,4)(9,11,14,13)(10,15,17,21)(12,18,20,19)(16,22,24,23)(5,7,8,6)(9,12)(10,16)(11,18)(13,19)(14,20)(15,22)(17,24)(21,23)(9,11,14,13)(10,15,17,21)(12,19,20,18)(16,23,24,22)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.