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