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