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