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