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Get rgb value of image when user clicked on image

I am creating a map application. I need to get the RGB value of an image when the user clicked on the image. The image is in ImageView

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Please, help.

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int ColorCode = imageView.getDrawingCache().getPixel(x, y);

// here x, y are coordinates



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Bitmap bitmap = ((BitmapDrawable)imageView.getBackground()).getBitmap();  
int pixel = bitmap.getPixel(xCordinate,yCordinate);  
int redValue = Color.red(pixel);  
int blueValue = Color.blue(pixel);  
int greenValue = Color.green(pixel);


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