code: function ADD_ALPHA() {
          var space = this.space();
          var channels = SPACES[space].channels;
          var result = [];
  
          var l = channels.length;
          for (var i = 0; i < l; i++) {
              result.push(this[channels[i].name]());
          }
          result.push(1);
          return new kolor[space + 'A'](result);
      }
docs: Produces a new color object by adding alpha channel to the old one.