Screen: pixelDepth property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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

js
// if there is not adequate bit depth
// choose a simpler color
document.style.color = window.screen.pixelDepth > 8 ? "#FAEBD7" : "#FFFFFF";

Specifications

Specification
CSSOM View Module
# dom-screen-pixeldepth

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
pixelDepth

Legend

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Full support
Full support
See implementation notes.

See also