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