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