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