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