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