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