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