One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,5,8)(3,7,4,6)(10,13)(11,12)(17,18)(19,20)(21,22)(23,24)(3,4)(6,7)(9,10,14,13)(11,15,12,16)(17,19,23,22)(18,21,24,20)(25,26,28,30)(27,31,32,29)(1,3,5,4)(2,6,8,7)(9,11,14,12)(10,15,13,16)(17,20,23,21)(18,19,24,22)(25,27,28,32)(26,29,30,31)(1,4,5,3)(2,7,8,6)(9,12,14,11)(10,15,13,16)(17,21,23,20)(18,19,24,22)(1,2)(3,6)(4,7)(5,8)(9,13,14,10)(11,16,12,15)(17,22,23,19)(18,21,24,20)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.