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