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