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