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