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