diff --git a/src/core/UBSettings.cpp b/src/core/UBSettings.cpp
index 1fcd8ef7..9fca5af2 100644
--- a/src/core/UBSettings.cpp
+++ b/src/core/UBSettings.cpp
@@ -72,17 +72,17 @@ QString UBSettings::currentFileVersion = "4.8.0";
 QColor UBSettings::crossDarkBackground = QColor(44, 44, 44, 200);
 QColor UBSettings::crossLightBackground = QColor(165, 225, 255);
 
+QBrush UBSettings::eraserBrushDarkBackground = QBrush(QColor(127, 127, 127, 80));
 QBrush UBSettings::eraserBrushLightBackground = QBrush(QColor(255, 255, 255, 30));
-QBrush UBSettings::eraserBrushDarkBackground = QBrush(QColor(127, 127, 127, 30));
 
-QPen UBSettings::eraserPenDarkBackground = QPen(QColor(255, 255, 255, 63));
-QPen UBSettings::eraserPenLightBackground = QPen(QColor(0, 0, 0, 63));
+QPen UBSettings::eraserPenDarkBackground = QPen(QColor(255, 255, 255, 127));
+QPen UBSettings::eraserPenLightBackground = QPen(QColor(0, 0, 0, 127));
 
-QColor UBSettings::markerCircleBrushColorDarkBackground = QColor(127, 127, 127, 30);
-QColor UBSettings::markerCircleBrushColorLightBackground = QColor(255, 255, 255, 30);
+QColor UBSettings::markerCircleBrushColorDarkBackground = QColor(127, 127, 127, 0);
+QColor UBSettings::markerCircleBrushColorLightBackground = QColor(255, 255, 255, 0);
 
-QColor UBSettings::markerCirclePenColorDarkBackground = QColor(255, 255, 255, 63);
-QColor UBSettings::markerCirclePenColorLightBackground = QColor(0, 0, 0, 63);
+QColor UBSettings::markerCirclePenColorDarkBackground = QColor(255, 255, 255, 127);
+QColor UBSettings::markerCirclePenColorLightBackground = QColor(0, 0, 0, 127);
 
 QColor UBSettings::documentSizeMarkColorDarkBackground = QColor(44, 44, 44, 200);
 QColor UBSettings::documentSizeMarkColorLightBackground = QColor(241, 241, 241);