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