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)(11,16)(12,15)(13,14)(17,18,21,25)(19,23,28,32)(20,29,22,24)(26,31,27,30)(2,5)(6,8)(9,10)(11,16)(12,15)(13,14)(17,19,21,28)(18,23,25,32)(20,27,22,26)(24,31,29,30)(1,3,4,7)(2,6,5,8)(10,14)(15,16)(17,20,21,22)(18,24,25,29)(19,26,28,27)(23,30,32,31)(9,11,13,12)(10,15,14,16)(18,25)(19,26)(20,22)(23,30)(27,28)(31,32)(2,5)(6,8)(9,12,13,11)(10,15,14,16)(17,20,21,22)(18,24,25,29)(19,27,28,26)(23,31,32,30)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.