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