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