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