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