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