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