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