dom / latest / screen / pixeldepth.html /

Screen.pixelDepth

Returns the bit depth of the screen. Per the CSSOM, some implementations return 24 for compatibility reasons. See the browser compatibility section for those that don't.

Value

A number.

Examples

// 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";
}

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
pixelDepth
1
Starting with version 59 this property is no longer required to always return 24.
12
1
9
≤12.1
1
1
Starting with version 59 this property is no longer required to always return 24.
18
Starting with version 59 this property is no longer required to always return 24.
4
≤12.1
1
1.0
Starting with Samsung Internet 7.0 this property is no longer required to always return 24.

See also

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/Screen/pixelDepth