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