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