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