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