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