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