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