diff --git a/_config.yml b/_config.yml
index 855811df..ea6505ee 100644
--- a/_config.yml
+++ b/_config.yml
@@ -7,6 +7,7 @@ description: >
 url: https://devcontainers.github.io # the base hostname & protocol for your site
 git_address: https://github.com/devcontainers/devcontainers.github.io
 git_edit_address: https://github.com/devcontainers/devcontainers.github.io/settings/pages/blob/gh-pages
+theme_color: 2753E3
 
 # Build settings
 markdown: kramdown
diff --git a/_includes/head.html b/_includes/head.html
index 0c08952d..96f19362 100644
--- a/_includes/head.html
+++ b/_includes/head.html
@@ -11,7 +11,8 @@
     <link rel="stylesheet" href="{{ "/css/bootswatch/cosmo/bootstrap.min.css" | prepend: site.baseurl }}">
     <link rel="stylesheet" href="{{ "/css/fontawesome-all.min.css" | prepend: site.baseurl }}">
     <link rel="stylesheet" href="{{ "/css/main.css" | prepend: site.baseurl }}">
-    <link rel="shortcut icon" href="{{ "/img/favicon.png" | prepend: site.baseurl }}">
+    <link rel="shortcut icon" href="{{ "/img/favicon.ico" | prepend: site.baseurl }}">
+    <meta name="theme-color" content="#{{ site.theme_color }}">
 
     <link rel="canonical" href="{{ page.url | replace:'index.html','' | prepend: site.baseurl | prepend: site.url }}">
     <link rel="alternate" type="application/rss+xml" title="{{ site.title }}" href="{{ "/feed.xml" | prepend: site.baseurl | prepend: site.url }}" />
diff --git a/css/main.scss b/css/main.scss
index 53433b0a..b205fef8 100644
--- a/css/main.scss
+++ b/css/main.scss
@@ -24,7 +24,7 @@ body {
 }
 
 .bg-primary {
-	background-color: #2753e3 !important;
+	background-color: #{{ site.theme_color }} !important;
   }
 
 .header-container {
@@ -442,7 +442,7 @@ pre[class=highlight] {
 }
 
 .nav .nav-link {
-	color: #2753e3 !important;
+	color: #{{ site.theme_color }} !important;
   }
 
 .nav .nav-link:hover {
@@ -450,7 +450,7 @@ pre[class=highlight] {
 }
 
 a {
-	color: #2753e3;
+	color: #{{ site.theme_color }};
 }
 
 a:hover {
diff --git a/img/favicon.ico b/img/favicon.ico
new file mode 100644
index 00000000..dff7dd5a
Binary files /dev/null and b/img/favicon.ico differ