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