diff --git a/examples/Win32Demo/widget.cpp b/examples/Win32Demo/widget.cpp
index a0d21f4..100b99c 100644
--- a/examples/Win32Demo/widget.cpp
+++ b/examples/Win32Demo/widget.cpp
@@ -216,7 +216,7 @@ Widget::Widget(QWidget *parent) : QWidget(parent), ui(new Ui::Widget)
     });
     connect(ui->blurEffectCB, &QCheckBox::stateChanged, this, [this](int state) {
         const bool enable = state == Qt::Checked;
-        QColor color = QColor(255, 255, 255, 0);
+        QColor color = Qt::white;
         if (isGreaterThanWin10_1803() && ui->forceAcrylicCB->isChecked()) {
             if (enable) {
                 color = QColorDialog::getColor(color,
@@ -280,8 +280,7 @@ bool Widget::shouldDrawThemedBorder(const bool ignoreWindowState) const
 
 QColor Widget::activeBorderColor() const
 {
-    return isThemeColorEnabled() ? m_cThemeColor
-                                 : (isDarkModeEnabled() ? m_cDefaultActiveBorderColor : Qt::white);
+    return isThemeColorEnabled() ? m_cThemeColor : m_cDefaultActiveBorderColor;
 }
 
 QColor Widget::inactiveBorderColor() const
diff --git a/winnativeeventfilter.cpp b/winnativeeventfilter.cpp
index c94bb08..c3f9413 100644
--- a/winnativeeventfilter.cpp
+++ b/winnativeeventfilter.cpp
@@ -2415,9 +2415,11 @@ bool WinNativeEventFilter::setBlurEffectEnabled(void *handle,
                         // The gradient color must be set otherwise it'll look
                         // like a classic blur. Use semi-transparent gradient
                         // color to get better appearance.
-                        const QColor color = gradientColor.isValid() ? gradientColor
-                                                                     : QColor(255, 255, 255, 0);
-                        accentPolicy.GradientColor = color.rgba();
+                        const QColor color = gradientColor.isValid() ? gradientColor : Qt::white;
+                        accentPolicy.GradientColor = qRgba(color.blue(),
+                                                           color.green(),
+                                                           color.red(),
+                                                           color.alpha());
                     } else {
                         // Enabling the Acrylic effect for Win32 windows is
                         // very buggy and it's a bug of Windows 10 itself so
diff --git a/winnativeeventfilter.h b/winnativeeventfilter.h
index 96c4e84..7ed0792 100644
--- a/winnativeeventfilter.h
+++ b/winnativeeventfilter.h
@@ -144,7 +144,7 @@ public:
     // On Win10 it's the Acrylic effect.
     static bool setBlurEffectEnabled(void *handle /* HWND */,
                                      const bool enabled = true,
-                                     const QColor &gradientColor = QColor(255, 255, 255, 0));
+                                     const QColor &gradientColor = Qt::white);
 
     // Thin wrapper of DwmExtendFrameIntoClientArea().
     static void updateFrameMargins(void *handle /* HWND */);