Screen.colorDepth

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

Syntax

bitDepth = window.screen.colorDepth

Example

// check the color depth of the screen
if ( window.screen.colorDepth < 8) {
  // use low-color version of page
} else { 
  // use regular, colorful page
}

Specification

Specification Status Comment
CSS Object Model (CSSOM) View Module
The definition of 'Screen.colorDepth' 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/colordepth