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