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