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