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