diff --git a/packages/components/CHANGELOG.md b/packages/components/CHANGELOG.md
index b299cdf3e0c15..8377d17349e68 100644
--- a/packages/components/CHANGELOG.md
+++ b/packages/components/CHANGELOG.md
@@ -17,6 +17,7 @@
 
 -   `ColorPicker`: Add an outline when the color picker select box is focused([#50609](https://github.com/WordPress/gutenberg/pull/50609)).
 -   `InputControl`: Fix focus style to support Windows High Contrast mode ([#50772](https://github.com/WordPress/gutenberg/pull/50772)).
+-   `ToggleGroupControl`: Fix focus and selected style to support Windows High Contrast mode ([#50785](https://github.com/WordPress/gutenberg/pull/50785)).
 
 ### Enhancements
 
diff --git a/packages/components/src/toggle-group-control/test/__snapshots__/index.tsx.snap b/packages/components/src/toggle-group-control/test/__snapshots__/index.tsx.snap
index d9f173a571e48..e5ea6c14f5ef6 100644
--- a/packages/components/src/toggle-group-control/test/__snapshots__/index.tsx.snap
+++ b/packages/components/src/toggle-group-control/test/__snapshots__/index.tsx.snap
@@ -67,8 +67,9 @@ exports[`ToggleGroupControl should render correctly with icons 1`] = `
 .emotion-8:focus-within {
   border-color: var(--wp-components-color-accent-darker-10, var(--wp-admin-theme-color-darker-10, #2145e6));
   box-shadow: 0 0 0 0.5px var(--wp-components-color-accent, var(--wp-admin-theme-color, #3858e9));
-  outline: none;
   z-index: 1;
+  outline: 2px solid transparent;
+  outline-offset: -2px;
 }
 
 .emotion-10 {
@@ -81,6 +82,8 @@ exports[`ToggleGroupControl should render correctly with icons 1`] = `
   -webkit-transition: -webkit-transform 160ms ease;
   transition: transform 160ms ease;
   z-index: 1;
+  outline: 2px solid transparent;
+  outline-offset: -3px;
 }
 
 @media ( prefers-reduced-motion: reduce ) {
@@ -402,8 +405,9 @@ exports[`ToggleGroupControl should render correctly with text options 1`] = `
 .emotion-8:focus-within {
   border-color: var(--wp-components-color-accent-darker-10, var(--wp-admin-theme-color-darker-10, #2145e6));
   box-shadow: 0 0 0 0.5px var(--wp-components-color-accent, var(--wp-admin-theme-color, #3858e9));
-  outline: none;
   z-index: 1;
+  outline: 2px solid transparent;
+  outline-offset: -2px;
 }
 
 .emotion-10 {
diff --git a/packages/components/src/toggle-group-control/toggle-group-control/styles.ts b/packages/components/src/toggle-group-control/toggle-group-control/styles.ts
index b48826e8ccbe8..fa71cc317da48 100644
--- a/packages/components/src/toggle-group-control/toggle-group-control/styles.ts
+++ b/packages/components/src/toggle-group-control/toggle-group-control/styles.ts
@@ -46,8 +46,10 @@ const enclosingBorders = ( isBlock: ToggleGroupControlProps[ 'isBlock' ] ) => {
 		&:focus-within {
 			border-color: ${ COLORS.ui.borderFocus };
 			box-shadow: ${ CONFIG.controlBoxShadowFocus };
-			outline: none;
 			z-index: 1;
+			// Windows High Contrast mode will show this outline, but not the box-shadow.
+			outline: 2px solid transparent;
+			outline-offset: -2px;
 		}
 	`;
 };
@@ -80,6 +82,9 @@ export const BackdropView = styled.div`
 	transition: transform ${ CONFIG.transitionDurationFast } ease;
 	${ reduceMotion( 'transition' ) }
 	z-index: 1;
+	// Windows High Contrast mode will show this outline, but not the box-shadow.
+	outline: 2px solid transparent;
+	outline-offset: -3px;
 `;
 
 export const VisualLabelWrapper = styled.div`