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