colorDepth property in JavaScript

colorDepth property in Javascript is used to return the bit depth of the color palette, which is used for displaying images.
Ex:
  1. <html>
  3. <body>
  4. <script type="text/javascript">
  5. if (screen.colorDepth <= 8)
  6. document.body.style.background = "Red"
  7. else
  8. document.body.style.background = "Green"
  9. </script>
  10. </body>
  12. </html>
1.png