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