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