Screen.pixelDepth

Returns the bit depth of the screen. Per CSSOM View, the value is always 24, for compatibility reasons.

Syntax

depth = window.screen.pixelDepth

Example

// if there is not adequate bit depth
// choose a simpler color
if ( window.screen.pixelDepth > 8 ) {
  document.style.color = "#FAEBD7";
} else {
  document.style.color = "#FFFFFF";
}

Specification

Specification Status Comment
CSS Object Model (CSSOM) View Module
The definition of 'Screen.pixelDepth' in that specification.
Working Draft  

See also

License

© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-us/docs/web/api/screen/pixeldepth