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