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