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