diff --git a/core/src/components/input-otp/input-otp.common.scss b/core/src/components/input-otp/input-otp.common.scss
index b905146155..6af7c8cee6 100644
--- a/core/src/components/input-otp/input-otp.common.scss
+++ b/core/src/components/input-otp/input-otp.common.scss
@@ -129,13 +129,6 @@
   background: var(--separator-color);
 }
 
-// Fills
-// --------------------------------------------------
-
-:host(.input-otp-fill-outline) {
-  --background: none;
-}
-
 // States
 // --------------------------------------------------
 
diff --git a/core/src/components/input-otp/input-otp.ionic.scss b/core/src/components/input-otp/input-otp.ionic.scss
index ac67b4c455..29322bc527 100644
--- a/core/src/components/input-otp/input-otp.ionic.scss
+++ b/core/src/components/input-otp/input-otp.ionic.scss
@@ -68,20 +68,24 @@
 // --------------------------------------------------
 
 :host(.input-otp-shape-round) {
-  --border-radius: #{globals.$ion-border-radius-400};
+  --border-radius: #{globals.$ion-round-xl};
 }
 
 :host(.input-otp-shape-soft) {
-  --border-radius: #{globals.$ion-border-radius-200};
+  --border-radius: #{globals.$ion-soft-xl};
 }
 
 :host(.input-otp-shape-rectangular) {
-  --border-radius: #{globals.$ion-border-radius-0};
+  --border-radius: #{globals.$ion-rectangular-xl};
 }
 
 // Fills
 // --------------------------------------------------
 
+:host(.input-otp-fill-outline) {
+  --background: #{globals.$ion-bg-input-default};
+}
+
 :host(.input-otp-fill-solid) {
   --border-color: #{globals.$ion-bg-input-bold-default};
   --background: #{globals.$ion-bg-input-bold-default};
diff --git a/core/src/components/input-otp/test/color/input-otp.e2e.ts-snapshots/input-otp-color-outline-ionic-md-ltr-light-Mobile-Safari-linux.png b/core/src/components/input-otp/test/color/input-otp.e2e.ts-snapshots/input-otp-color-outline-ionic-md-ltr-light-Mobile-Safari-linux.png
index e36a00b0d3..f2eeecba1c 100644
Binary files a/core/src/components/input-otp/test/color/input-otp.e2e.ts-snapshots/input-otp-color-outline-ionic-md-ltr-light-Mobile-Safari-linux.png and b/core/src/components/input-otp/test/color/input-otp.e2e.ts-snapshots/input-otp-color-outline-ionic-md-ltr-light-Mobile-Safari-linux.png differ