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