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