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