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