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