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