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