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