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