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