diff --git a/sdrbase/gui/colormapper.cpp b/sdrbase/gui/colormapper.cpp
index a0b7f8937..5edd9cd86 100644
--- a/sdrbase/gui/colormapper.cpp
+++ b/sdrbase/gui/colormapper.cpp
@@ -115,7 +115,7 @@ ColorMapper::ColorMapper(Theme theme) :
         m_dialBackgroundcolorMap.push_back(std::pair<float, QColor>(1.0, QColor(33, 33, 33))); // 59% darkness
         m_foregroundColor = QColor(99, 128, 64);                // 50% saturation 50% brightbess - shadow face color
         m_secondaryForegroundColor = QColor(198, 255, 128);     // 50% saturation - front face color
-        m_highlightColor = QColor(169, 255, 64, 128);           // 75% saturation - digit highlight overlay
+        m_highlightColor = QColor(169, 255, 64, 80);            // 75% saturation - digit highlight overlay
         m_boundaryColor = QColor(32, 32, 32);                   // background 60% darkness - inter wheel gap
         m_boundaryAlphaColor = QColor(140, 255, 0, 32);         // Base with alpha - wheel edges
         break;
@@ -129,7 +129,7 @@ ColorMapper::ColorMapper(Theme theme) :
         m_dialBackgroundcolorMap.push_back(std::pair<float, QColor>(1.0, QColor(33, 33, 33))); // 59% darkness
         m_foregroundColor = QColor(128, 98, 64);                // 50% saturation 50% brightbess - shadow face color
         m_secondaryForegroundColor = QColor(255, 197, 128);     // 50% saturation - front face color
-        m_highlightColor = QColor(255, 169, 64, 128);           // 75% saturation - digit highlight overlay
+        m_highlightColor = QColor(255, 169, 64, 80);            // 75% saturation - digit highlight overlay
         m_boundaryColor = QColor(32, 32, 32);                   // background 60% darkness - inter wheel gap
         m_boundaryAlphaColor = QColor(255, 139, 0, 32);         // Base with alpha - wheel edges
         break;