diff --git a/src/System.Windows.Forms/System/Windows/Forms/Controls/Buttons/ButtonInternal/CheckBoxModernAdapter.cs b/src/System.Windows.Forms/System/Windows/Forms/Controls/Buttons/ButtonInternal/CheckBoxModernAdapter.cs
index 920d8553c6f..5634dab7b7b 100644
--- a/src/System.Windows.Forms/System/Windows/Forms/Controls/Buttons/ButtonInternal/CheckBoxModernAdapter.cs
+++ b/src/System.Windows.Forms/System/Windows/Forms/Controls/Buttons/ButtonInternal/CheckBoxModernAdapter.cs
@@ -1,4 +1,4 @@
-// Licensed to the .NET Foundation under one or more agreements.
+// Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Drawing;
@@ -80,21 +80,27 @@ internal override LayoutOptions CommonLayout()
     private void PaintCore(PaintEventArgs e)
     {
         Graphics graphics = e.GraphicsInternal;
-        ParentBackgroundRenderer.Paint(
-            Control,
-            graphics,
-            Control.ClientRectangle,
-            Control.BackColor);
+        bool useControlBackColor = !Control.BackColor.HasTransparency()
+            && (Control.ShouldSerializeBackColor() || !Control.UseVisualStyleBackColor);
+
+        if (useControlBackColor)
+        {
+            using var backBrush = Control.BackColor.GetCachedSolidBrushScope();
+            graphics.FillRectangle(backBrush, Control.ClientRectangle);
+        }
+        else
+        {
+            ParentBackgroundRenderer.Paint(
+                Control,
+                graphics,
+                Control.ClientRectangle,
+                Control.BackColor);
+        }
 
         LayoutData layout = Layout(e).Layout();
         AdjustFocusRectangle(layout);
         PaintBackgroundImage(e);
 
-        Color? customOnColor = Control.ShouldSerializeBackColor()
-            && Control.BackColor.A == byte.MaxValue
-                ? Control.BackColor
-                : null;
-
         Color? customBorderColor = Control.FlatAppearance.BorderColor.IsEmpty
             ? null
             : Control.FlatAppearance.BorderColor;
@@ -107,7 +113,7 @@ private void PaintCore(PaintEventArgs e)
             Control.Enabled,
             Control.MouseIsOver,
             Control.Focused && Control.ShowFocusCues,
-            customOnColor,
+            customOnColor: null,
             customBorderColor);
 
         PaintImage(e, layout);
@@ -117,11 +123,16 @@ private void PaintCore(PaintEventArgs e)
             : Application.IsDarkModeEnabled
                 ? Color.FromArgb(0xF0, 0xF0, 0xF0)
                 : SystemColors.WindowText;
+        Color disabledTextBackColor = Control.ShouldSerializeBackColor()
+            && Control.BackColor.A == byte.MaxValue
+                ? Control.BackColor
+                : Control.Parent?.BackColor ?? Control.BackColor;
+
         Color textColor = Control.Enabled
             ? preferredTextColor
             : ModernControlColorMath.GetDisabledTextColor(
                 preferredTextColor,
-                Control.Parent?.BackColor ?? Control.BackColor);
+                disabledTextBackColor);
 
         PaintField(e, layout, PaintRender(e).Calculate(), textColor, drawFocus: true);
     }
diff --git a/src/System.Windows.Forms/System/Windows/Forms/Controls/Buttons/ButtonInternal/RadioButtonModernAdapter.cs b/src/System.Windows.Forms/System/Windows/Forms/Controls/Buttons/ButtonInternal/RadioButtonModernAdapter.cs
index ebf45535516..86a49fc998a 100644
--- a/src/System.Windows.Forms/System/Windows/Forms/Controls/Buttons/ButtonInternal/RadioButtonModernAdapter.cs
+++ b/src/System.Windows.Forms/System/Windows/Forms/Controls/Buttons/ButtonInternal/RadioButtonModernAdapter.cs
@@ -1,4 +1,4 @@
-// Licensed to the .NET Foundation under one or more agreements.
+// Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Drawing;
@@ -79,21 +79,27 @@ internal override LayoutOptions CommonLayout()
     private void PaintCore(PaintEventArgs e)
     {
         Graphics graphics = e.GraphicsInternal;
-        ParentBackgroundRenderer.Paint(
-            Control,
-            graphics,
-            Control.ClientRectangle,
-            Control.BackColor);
+        bool useControlBackColor = !Control.BackColor.HasTransparency()
+            && (Control.ShouldSerializeBackColor() || !Control.UseVisualStyleBackColor);
+
+        if (useControlBackColor)
+        {
+            using var backBrush = Control.BackColor.GetCachedSolidBrushScope();
+            graphics.FillRectangle(backBrush, Control.ClientRectangle);
+        }
+        else
+        {
+            ParentBackgroundRenderer.Paint(
+                Control,
+                graphics,
+                Control.ClientRectangle,
+                Control.BackColor);
+        }
 
         LayoutData layout = Layout(e).Layout();
         AdjustFocusRectangle(layout);
         PaintBackgroundImage(e);
 
-        Color? customOnColor = Control.ShouldSerializeBackColor()
-            && Control.BackColor.A == byte.MaxValue
-                ? Control.BackColor
-                : null;
-
         Color? customBorderColor = Control.FlatAppearance.BorderColor.IsEmpty
             ? null
             : Control.FlatAppearance.BorderColor;
@@ -106,7 +112,7 @@ private void PaintCore(PaintEventArgs e)
             Control.Enabled,
             Control.MouseIsOver,
             Control.Focused && Control.ShowFocusCues,
-            customOnColor,
+            customOnColor: null,
             customBorderColor);
 
         PaintImage(e, layout);
@@ -116,11 +122,16 @@ private void PaintCore(PaintEventArgs e)
             : Application.IsDarkModeEnabled
                 ? Color.FromArgb(0xF0, 0xF0, 0xF0)
                 : SystemColors.WindowText;
+        Color disabledTextBackColor = Control.ShouldSerializeBackColor()
+            && Control.BackColor.A == byte.MaxValue
+                ? Control.BackColor
+                : Control.Parent?.BackColor ?? Control.BackColor;
+
         Color textColor = Control.Enabled
             ? preferredTextColor
             : ModernControlColorMath.GetDisabledTextColor(
                 preferredTextColor,
-                Control.Parent?.BackColor ?? Control.BackColor);
+                disabledTextBackColor);
 
         PaintField(e, layout, PaintRender(e).Calculate(), textColor, drawFocus: true);
     }
diff --git a/src/test/unit/System.Windows.Forms/System/Windows/Forms/CheckBoxTests.cs b/src/test/unit/System.Windows.Forms/System/Windows/Forms/CheckBoxTests.cs
index 3680393822d..b96ab2bd694 100644
--- a/src/test/unit/System.Windows.Forms/System/Windows/Forms/CheckBoxTests.cs
+++ b/src/test/unit/System.Windows.Forms/System/Windows/Forms/CheckBoxTests.cs
@@ -571,7 +571,7 @@ public void CheckBox_AppearanceChanged_RecreatesModernAdapter()
     [InlineData(CheckState.Unchecked, false)]
     [InlineData(CheckState.Checked, true)]
     [InlineData(CheckState.Indeterminate, true)]
-    public void CheckBox_ModernGlyph_RendersAccentForCheckedStates(CheckState checkState, bool expectedAccent)
+    public void CheckBox_ModernGlyph_UsesExplicitBackColorWithoutTintingCheckedGlyph(CheckState checkState, bool expectedAccent)
     {
         if (SystemInformation.HighContrast)
         {
@@ -582,6 +582,7 @@ public void CheckBox_ModernGlyph_RendersAccentForCheckedStates(CheckState checkS
         using CheckBox box = new()
         {
             BackColor = Color.Red,
+            UseVisualStyleBackColor = true,
             CheckState = checkState,
             Size = new Size(40, 24),
             VisualStylesMode = VisualStylesMode.Net11
@@ -594,7 +595,36 @@ public void CheckBox_ModernGlyph_RendersAccentForCheckedStates(CheckState checkS
 
         box.CreateStandardAdapter().PaintUp(e, checkState);
 
-        Assert.Equal(expectedAccent, CountPixels(bitmap, Color.Red) > 0);
+        Color backgroundPixel = bitmap.GetPixel(box.Width - 2, box.Height / 2);
+        Assert.Equal(Color.Red.ToArgb(), backgroundPixel.ToArgb());
+        Assert.Equal(
+            expectedAccent,
+            CountPixels(bitmap, Application.SystemVisualSettings.AccentColor) > 0);
+    }
+
+    [WinFormsFact]
+    public void CheckBox_ModernGlyph_UsesExplicitBackColorWhenVisualStyleBackgroundDisabled()
+    {
+        using Panel parent = new() { BackColor = Color.White };
+        using CheckBox box = new()
+        {
+            BackColor = Color.Aqua,
+            CheckState = CheckState.Unchecked,
+            Text = string.Empty,
+            Size = new Size(40, 24),
+            VisualStylesMode = VisualStylesMode.Net11
+        };
+
+        parent.Controls.Add(box);
+
+        using Bitmap bitmap = new(box.Width, box.Height);
+        using Graphics graphics = Graphics.FromImage(bitmap);
+        PaintEventArgs e = new(graphics, box.ClientRectangle);
+
+        box.CreateStandardAdapter().PaintUp(e, box.CheckState);
+
+        Color backgroundPixel = bitmap.GetPixel(box.Width - 2, box.Height / 2);
+        Assert.Equal(Color.Aqua.ToArgb(), backgroundPixel.ToArgb());
     }
 
     [WinFormsFact]
diff --git a/src/test/unit/System.Windows.Forms/System/Windows/Forms/RadioButtonTests.cs b/src/test/unit/System.Windows.Forms/System/Windows/Forms/RadioButtonTests.cs
index 8e0b9fc6e02..59aaf621539 100644
--- a/src/test/unit/System.Windows.Forms/System/Windows/Forms/RadioButtonTests.cs
+++ b/src/test/unit/System.Windows.Forms/System/Windows/Forms/RadioButtonTests.cs
@@ -209,7 +209,7 @@ public void RadioButton_AppearanceChanged_RecreatesModernAdapter()
     [WinFormsTheory]
     [InlineData(false, false)]
     [InlineData(true, true)]
-    public void RadioButton_ModernGlyph_RendersAccentWhenChecked(bool isChecked, bool expectedAccent)
+    public void RadioButton_ModernGlyph_UsesExplicitBackColorWithoutTintingCheckedGlyph(bool isChecked, bool expectedAccent)
     {
         if (SystemInformation.HighContrast)
         {
@@ -220,6 +220,7 @@ public void RadioButton_ModernGlyph_RendersAccentWhenChecked(bool isChecked, boo
         using RadioButton control = new()
         {
             BackColor = Color.Red,
+            UseVisualStyleBackColor = true,
             Checked = isChecked,
             Size = new Size(40, 24),
             VisualStylesMode = VisualStylesMode.Net11
@@ -234,7 +235,36 @@ public void RadioButton_ModernGlyph_RendersAccentWhenChecked(bool isChecked, boo
             e,
             isChecked ? CheckState.Checked : CheckState.Unchecked);
 
-        Assert.Equal(expectedAccent, CountPixels(bitmap, Color.Red) > 0);
+        Color backgroundPixel = bitmap.GetPixel(control.Width - 2, control.Height / 2);
+        Assert.Equal(Color.Red.ToArgb(), backgroundPixel.ToArgb());
+        Assert.Equal(
+            expectedAccent,
+            CountPixels(bitmap, Application.SystemVisualSettings.AccentColor, channelTolerance: 24) > 0);
+    }
+
+    [WinFormsFact]
+    public void RadioButton_ModernGlyph_UsesExplicitBackColorWhenVisualStyleBackgroundDisabled()
+    {
+        using Panel parent = new() { BackColor = Color.White };
+        using RadioButton control = new()
+        {
+            BackColor = Color.Aqua,
+            Checked = false,
+            Text = string.Empty,
+            Size = new Size(40, 24),
+            VisualStylesMode = VisualStylesMode.Net11
+        };
+
+        parent.Controls.Add(control);
+
+        using Bitmap bitmap = new(control.Width, control.Height);
+        using Graphics graphics = Graphics.FromImage(bitmap);
+        PaintEventArgs e = new(graphics, control.ClientRectangle);
+
+        control.CreateStandardAdapter().PaintUp(e, CheckState.Unchecked);
+
+        Color backgroundPixel = bitmap.GetPixel(control.Width - 2, control.Height / 2);
+        Assert.Equal(Color.Aqua.ToArgb(), backgroundPixel.ToArgb());
     }
 
     [WinFormsFact]