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