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