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