def as_colr(self, label_args=None, value_args=None):
        """ Like __str__, except it returns a colorized Colr instance. """
        label_args = label_args or {'fore': 'red'}
        value_args = value_args or {'fore': 'blue', 'style': 'bright'}
        return Colr(self.default_format.format(
            label=Colr(self.label, **label_args),
            value=Colr(repr(self.value), **value_args),
        ))