import com.sun.javafx.runtime.VersionInfo;
import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.ColorPicker;
import javafx.scene.layout.*;
import javafx.scene.paint.Color;
import javafx.stage.Stage;

public class ColorPickerTest extends Application {
    @Override
    public void start(Stage stage) throws Exception {
        BorderPane root = new BorderPane();

        VBox box = new VBox(20);
        box.setFillWidth(false);

        final ColorPicker picker1 = new ColorPicker();
        final ColorPicker picker2 = new ColorPicker();
        box.getChildren().addAll(new Button("Focus here"), picker1, picker2);
        BorderStroke bs = new BorderStroke(Color.RED, BorderStrokeStyle.SOLID, CornerRadii.EMPTY, new BorderWidths(1, 2, 1, 2), Insets.EMPTY);
        Border border = new Border(bs);
        picker1.setBorder(border);
        root.setCenter(box);
        Scene scene = new Scene(root, 500, 500);
        stage.setScene(scene);
        stage.show();
        stage.setTitle(VersionInfo.getRuntimeVersion());
    }

    public static void main(String[] args) {
        launch(args);
    }
}