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