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