Refresh the meter when updating colors immediately.

meter.cpp

@@ -57,6 +57,7 @@ void meter::setColors(QColor current, QColor peak,
     averageColor = average;
     lowLineColor = lowLine;
     lowTextColor = lowText;
+    this->update();
 }
 
 void meter::clearMeterOnPTTtoggle()

wfmain.cpp

@@ -2622,7 +2622,7 @@ void wfmain::setDefaultColors()
     pDark->spectrumLine = QColor(Qt::yellow);
     pDark->underlayLine = QColor(20+200/4.0*1,70*(1.6-1/4.0), 150, 150).lighter(200);
     pDark->underlayFill = QColor(20+200/4.0*1,70*(1.6-1/4.0), 150, 150);
-    pDark->tuningLine = QColor(Qt::cyan);
+    pDark->tuningLine = QColor("#ff55ffff");
 
     pDark->meterLevel = QColor("#148CD2").darker();
     pDark->meterAverage = QColor("#3FB7CD");