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