diff --git a/data/static/css/style.css b/data/static/css/style.css
index 201c1e0..8b0814b 100644
--- a/data/static/css/style.css
+++ b/data/static/css/style.css
@@ -1473,6 +1473,7 @@ a.mention:hover, a.mention:visited:hover {
 .settings-grid fieldset {
   border: 1px solid white;
   border-radius: 4px;
+  background-color: rgb(171.527945374, 172.0409719488, 170.8965280512);
 }
 
 .hfc {
diff --git a/data/static/css/theme-otomotone.css b/data/static/css/theme-otomotone.css
index 127753c..82675b2 100644
--- a/data/static/css/theme-otomotone.css
+++ b/data/static/css/theme-otomotone.css
@@ -1473,6 +1473,7 @@ a.mention:hover, a.mention:visited:hover {
 .settings-grid fieldset {
   border: 1px solid black;
   border-radius: 8px;
+  background-color: rgb(141.6, 79.65, 141.6);
 }
 
 .hfc {
diff --git a/data/static/css/theme-peachy.css b/data/static/css/theme-peachy.css
index 812e5c7..01c36c5 100644
--- a/data/static/css/theme-peachy.css
+++ b/data/static/css/theme-peachy.css
@@ -1473,6 +1473,7 @@ a.mention:hover, a.mention:visited:hover {
 .settings-grid fieldset {
   border: 1px solid white;
   border-radius: 16px;
+  background-color: rgb(176.5961538462, 106.9038461538, 147.1947115385);
 }
 
 .hfc {
diff --git a/sass/_default.scss b/sass/_default.scss
index 391f798..2e2631f 100644
--- a/sass/_default.scss
+++ b/sass/_default.scss
@@ -7,6 +7,7 @@
 $ACCENT_COLOR: #c1ceb1 !default;
 
 $DARK_1: color.scale($ACCENT_COLOR, $lightness: -25%, $saturation: -97%) !default;
+$DARK_1_LIGHTER: color.scale($DARK_1, $lightness: 25%);
 $DARK_2: color.scale($ACCENT_COLOR, $lightness: -30%, $saturation: -60%) !default;
 $DARK_3: color.scale($ACCENT_COLOR, $lightness: -80%, $saturation: -70%) !default;
 
@@ -1447,6 +1448,7 @@ $settings_grid_fieldset_border_radius: $DEFAULT_BORDER_RADIUS !default;
   & fieldset {
     border: $settings_grid_fieldset_border;
     border-radius: $settings_grid_fieldset_border_radius;
+    background-color: $DARK_1_LIGHTER;
   }
 }