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