diff --git a/src/skins/vector/css/themes/_base.scss b/src/skins/vector/css/themes/_base.scss
index 6f613e38..3b1bf9e8 100644
--- a/src/skins/vector/css/themes/_base.scss
+++ b/src/skins/vector/css/themes/_base.scss
@@ -20,7 +20,7 @@ $focus-brightness: 125%;
 // red warning colour
 $warning-color: #ff0064;
 $mention-user-pill-bg-color: #ff0064;
-$other-user-pill-bg-color: rgba(0, 0, 0, 0.1);
+$other-user-pill-bg-color: rgba(0, 0, 0, 0.05);
 
 $preview-bar-bg-color: #f7f7f7;
 
diff --git a/src/skins/vector/css/themes/_dark.scss b/src/skins/vector/css/themes/_dark.scss
index f92c89bd..a8f162d9 100644
--- a/src/skins/vector/css/themes/_dark.scss
+++ b/src/skins/vector/css/themes/_dark.scss
@@ -20,7 +20,7 @@ $focus-brightness: 200%;
 // red warning colour
 $warning-color: #ff0064;
 
-$other-user-pill-bg-color: rgba(255, 255, 255, 0.15);
+$other-user-pill-bg-color: rgba(255, 255, 255, 0.1);
 
 $preview-bar-bg-color: #333;