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