diff --git a/modules/juce_audio_utils/gui/juce_MidiKeyboardComponent.cpp b/modules/juce_audio_utils/gui/juce_MidiKeyboardComponent.cpp
index e0aa000995..9efad13c17 100644
--- a/modules/juce_audio_utils/gui/juce_MidiKeyboardComponent.cpp
+++ b/modules/juce_audio_utils/gui/juce_MidiKeyboardComponent.cpp
@@ -26,11 +26,8 @@ class MidiKeyboardUpDownButton  : public Button
 {
 public:
     MidiKeyboardUpDownButton (MidiKeyboardComponent& comp, const int d)
-        : Button (String::empty),
-          owner (comp),
-          delta (d)
+        : Button (String::empty), owner (comp), delta (d)
     {
-        setOpaque (true);
     }
 
     void clicked() override
@@ -60,8 +57,7 @@ private:
 };
 
 //==============================================================================
-MidiKeyboardComponent::MidiKeyboardComponent (MidiKeyboardState& s,
-                                              const Orientation o)
+MidiKeyboardComponent::MidiKeyboardComponent (MidiKeyboardState& s, Orientation o)
     : state (s),
       xOffset (0),
       blackNoteLength (1),
@@ -92,7 +88,7 @@ MidiKeyboardComponent::MidiKeyboardComponent (MidiKeyboardState& s,
     mouseOverNotes.insertMultiple (0, -1, 32);
     mouseDownNotes.insertMultiple (0, -1, 32);
 
-    setOpaque (true);
+    colourChanged();
     setWantsKeyboardFocus (true);
 
     state.addListener (this);
@@ -169,6 +165,7 @@ void MidiKeyboardComponent::setScrollButtonsVisible (const bool newCanScroll)
 
 void MidiKeyboardComponent::colourChanged()
 {
+    setOpaque (findColour (whiteNoteColourId).isOpaque());
     repaint();
 }
 
@@ -342,7 +339,7 @@ void MidiKeyboardComponent::repaintNote (const int noteNum)
 
 void MidiKeyboardComponent::paint (Graphics& g)
 {
-    g.fillAll (Colours::white.overlaidWith (findColour (whiteNoteColourId)));
+    g.fillAll (findColour (whiteNoteColourId));
 
     const Colour lineColour (findColour (keySeparatorLineColourId));
     const Colour textColour (findColour (textLabelColourId));