public static JBColor namedColorOrNull(@NonNls @NotNull String propertyName) {
    JBColor color = new JBColor(propertyName, NAMED_COLOR_FALLBACK_MARKER);
    if (color.getColorOrNull() == null) return null;
    return color;
  }
public static JBColor namedColorOrNull(@NonNls @NotNull String propertyName)