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