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