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