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