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