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