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