CaptureScreenColor

import java.awt.AWTException;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.StringSelection;
import java.awt.datatransfer.Transferable;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseMotionListener;
import javax.swing.JFrame;
import javax.swing.JTextField;

public class CaptureScreenColor extends JFrame implements KeyListener, MouseMotionListener{
    private Dimension screenSize;
    private JTextField colorField;

    CaptureScreenColor() {
        setSize(140, 20);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setFocusable(true);
        setUndecorated(true);
        setAlwaysOnTop(true);
        colorField = new JTextField("new Color(255,255,255)");
        colorField.setEditable(false);
        colorField.addKeyListener(this);
        colorField.addMouseMotionListener(this);
        getContentPane().add(colorField);