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