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