diff --git a/src/gui/qgscolorrampbutton.cpp b/src/gui/qgscolorrampbutton.cpp
index 5f4c5abee67..d086929a3bb 100644
--- a/src/gui/qgscolorrampbutton.cpp
+++ b/src/gui/qgscolorrampbutton.cpp
@@ -67,10 +67,10 @@ QSize QgsColorRampButton::sizeHint() const
 {
   //make sure height of button looks good under different platforms
 #ifdef Q_OS_WIN
-  return QSize( 120, 22 );
+  return QSize( 120, static_cast<int>( std::max( Qgis::UI_SCALE_FACTOR * fontMetrics().height( ), 22.0 ) ) );
 #else
   // Adjust height for HiDPI screens
-  return QSize( 120, std::max( static_cast<int>( fontMetrics().height( ) * 1.4 ), 28 ) );
+  return QSize( 120, static_cast<int>( std::max( Qgis::UI_SCALE_FACTOR * fontMetrics().height( ) * 1.4, 28.0 ) ) );
 #endif
 }