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