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