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