diff --git a/doc/help/settings.asciidoc b/doc/help/settings.asciidoc
index 073ad2d63..fc4802232 100644
--- a/doc/help/settings.asciidoc
+++ b/doc/help/settings.asciidoc
@@ -221,6 +221,7 @@
 |<<colors-downloads.bg.stop,downloads.bg.stop>>|Color gradient end for downloads.
 |<<colors-downloads.bg.system,downloads.bg.system>>|Color gradient interpolation system for downloads.
 |<<colors-downloads.bg.error,downloads.bg.error>>|Background color for downloads with errors.
+|<<colors-webpage.bg,webpage.bg>>|Background color for webpages if unset (or empty to use the theme's color)
 |==============
 
 .Quick reference for section ``fonts''
@@ -1752,6 +1753,12 @@ Background color for downloads with errors.
 
 Default: +pass:[red]+
 
+[[colors-webpage.bg]]
+=== webpage.bg
+Background color for webpages if unset (or empty to use the theme's color)
+
+Default: +pass:[white]+
+
 == fonts
 Fonts used for the UI, with optional style/weight/size.