diff --git a/theme/templates/base.html b/theme/templates/base.html
index ddcf161..c132f5d 100644
--- a/theme/templates/base.html
+++ b/theme/templates/base.html
@@ -12,6 +12,7 @@
   <meta name="author" content="{{ AUTHOR }}" />
   <meta name="generator" content="Pelican" />
   <meta name="color-scheme" content="light dark" />
+  <meta name="theme-color" content="#525f7a" />
   {% for css in STYLESHEET_FILES %}
   <link rel="stylesheet" href="{{ SITEURL }}/theme/css/{{ css }}" />
   {% endfor %}