public static @NotNull Color buttonOutlineColorEnd(boolean isDefaultButton) {
        return isDefaultButton ?
               JBColor.namedColor("Button.default.endBorderColor", JBColor.namedColor("Button.darcula.outlineDefaultEndColor", Gray.xB8)) :
               JBColor.namedColor("Button.endBorderColor",  JBColor.namedColor("Button.darcula.outlineEndColor", Gray.xB8));
      }
public static @NotNull Color buttonOutlineColorEnd(boolean isDefaultButton)