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