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