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