diff --git a/apps/theming/css/theming.scss b/apps/theming/css/theming.scss
index c9c2e6c8c7e1b..9bfcfecbf4e19 100644
--- a/apps/theming/css/theming.scss
+++ b/apps/theming/css/theming.scss
@@ -86,7 +86,7 @@
 
 input.primary {
 	background-color: $color-primary-element;
-	border: 1px solid $color-primary;
+	border: 1px solid $color-primary-text;
 	color: $color-primary-text;
 }
 
diff --git a/core/css/guest.css b/core/css/guest.css
index 2a3001484190c..e54b5f9a3b2c5 100644
--- a/core/css/guest.css
+++ b/core/css/guest.css
@@ -191,8 +191,8 @@ input.update-continue {
 }
 input.primary,
 button.primary {
-	border: 1px solid #0082c9;
-	background-color: #00a2e9;
+	border: 1px solid #fff;
+	background-color: #0082c9;
 	color: #fff;
 }
 
diff --git a/core/css/inputs.scss b/core/css/inputs.scss
index 42b9f63b7e2a1..7a5e65a263194 100644
--- a/core/css/inputs.scss
+++ b/core/css/inputs.scss
@@ -67,7 +67,7 @@ textarea,
 	/* Primary action button, use sparingly */
 	&.primary {
 		border: 1px solid $color-primary-text;
-		background-color: $color-primary-element;
+		background-color: $color-primary;
 		color: $color-primary-text;
 		cursor: pointer;
 		&:not(:disabled) {