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