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