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