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