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