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)(11,13,16,15)(17,18,22,23)(19,20,21,24)(27,32)(28,31)(1,2,4,6)(3,5,7,8)(9,10)(11,15)(12,14)(13,16)(18,23)(19,21)(25,26,30,29)(27,31,32,28)(3,7)(5,8)(9,10,12,14)(11,13,16,15)(17,19,22,21)(18,24,23,20)(25,27,30,32)(26,31,29,28)(1,3,4,7)(2,5,6,8)(9,10)(11,13)(12,14)(15,16)(17,20,22,24)(18,19,23,21)(25,28)(26,27)(29,32)(30,31)(1,2)(3,5)(4,6)(7,8)(9,11)(10,13)(12,16)(14,15)(17,21,22,19)(18,24,23,20)(25,29,30,26)(27,28,32,31)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.