diff --git a/ApplicationLibCode/UserInterface/RiuDockWidgetTools.cpp b/ApplicationLibCode/UserInterface/RiuDockWidgetTools.cpp
index faf5df7854..9b0a185201 100644
--- a/ApplicationLibCode/UserInterface/RiuDockWidgetTools.cpp
+++ b/ApplicationLibCode/UserInterface/RiuDockWidgetTools.cpp
@@ -175,6 +175,14 @@ QString RiuDockWidgetTools::plotMainWindowPlotManagerName()
     return "dockSummaryPlotManager";
 }
 
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+QString RiuDockWidgetTools::plotMainWindowCurveAppearanceName()
+{
+    return "dockCurveAppearance";
+}
+
 //--------------------------------------------------------------------------------------------------
 ///
 //--------------------------------------------------------------------------------------------------
@@ -419,6 +427,8 @@ QIcon RiuDockWidgetTools::dockIcon( const QString dockWidgetName )
         return QIcon( ":/undo-stack.svg" );
     else if ( dockWidgetName == plotMainWindowPlotManagerName() )
         return QIcon( ":/plot-manager.svg" );
+    else if ( dockWidgetName == plotMainWindowCurveAppearanceName() )
+        return QIcon( ":/property-editor.svg" );
     else if ( dockWidgetName == mainWindowPropertyEditorName() )
         return QIcon( ":/property-editor.svg" );
     else if ( dockWidgetName == mainWindowResultInfoName() )
diff --git a/ApplicationLibCode/UserInterface/RiuDockWidgetTools.h b/ApplicationLibCode/UserInterface/RiuDockWidgetTools.h
index 59b47268ca..9ab9266a45 100644
--- a/ApplicationLibCode/UserInterface/RiuDockWidgetTools.h
+++ b/ApplicationLibCode/UserInterface/RiuDockWidgetTools.h
@@ -83,6 +83,7 @@ public:
     static QString plotMainWindowMessagesName();
     static QString plotMainWindowUndoStackName();
     static QString plotMainWindowPlotManagerName();
+    static QString plotMainWindowCurveAppearanceName();
     static QString plotWindowQuickAccessName();
 
     static QString dockState3DEclipseName();
diff --git a/ApplicationLibCode/UserInterface/RiuPlotMainWindow.cpp b/ApplicationLibCode/UserInterface/RiuPlotMainWindow.cpp
index f120685e54..993a3137b5 100644
--- a/ApplicationLibCode/UserInterface/RiuPlotMainWindow.cpp
+++ b/ApplicationLibCode/UserInterface/RiuPlotMainWindow.cpp
@@ -29,6 +29,7 @@
 
 #include "Histogram/RimHistogramMultiPlot.h"
 #include "Histogram/RimHistogramPlot.h"
+#include "RimCurveStyleRules.h"
 #include "RimEnsembleCurveSetCollection.h"
 #include "RimMainPlotCollection.h"
 #include "RimMultiPlot.h"
@@ -78,9 +79,11 @@
 #include "DockManager.h"
 
 #include <QCloseEvent>
+#include <QFrame>
 #include <QLayout>
 #include <QMenuBar>
 #include <QMessageBox>
+#include <QPointer>
 #include <QSettings>
 #include <QTimer>
 #include <QToolBar>
@@ -125,6 +128,7 @@ RiuPlotMainWindow::~RiuPlotMainWindow()
     setBeingDestroyed();
 
     m_summaryPlotManagerView->showProperties( nullptr );
+    m_curveStyleRulesView->showProperties( nullptr );
     setPdmRoot( nullptr );
 }
 
@@ -169,6 +173,8 @@ void RiuPlotMainWindow::initializeGuiNewProjectLoaded()
     setPdmRoot( RimProject::current() );
     restoreTreeViewState();
 
+    m_curveStyleRulesView->showProperties( RimProject::current()->curveStyleRules() );
+
     RimMainPlotCollection* mainPlotColl = RimMainPlotCollection::current();
     mainPlotColl->ensureDefaultFlowPlotsAreCreated();
 
@@ -242,6 +248,7 @@ void RiuPlotMainWindow::cleanupGuiBeforeProjectClose()
     {
         pdmUiPropertyView->showProperties( nullptr );
     }
+    m_curveStyleRulesView->showProperties( nullptr );
 
     cleanUpTemporaryWidgets();
 
@@ -592,6 +599,16 @@ void RiuPlotMainWindow::createDockPanels()
         rightWidgets.push_back( dockWidget );
     }
 
+    // the global curve appearance settings (application wide) and per item overrides (stored in the project)
+    {
+        auto dockWidget =
+            RiuDockWidgetTools::createDockWidget( "Curve Appearance", RiuDockWidgetTools::plotMainWindowCurveAppearanceName(), dockManager() );
+
+        m_curveStyleRulesView = std::make_unique<caf::PdmUiPropertyView>( dockWidget );
+        dockWidget->setWidget( m_curveStyleRulesView.get() );
+        rightWidgets.push_back( dockWidget );
+    }
+
     // the undo stack
     if ( m_undoView && RiaPreferences::current()->useUndoRedo() )
     {
@@ -766,6 +783,28 @@ RiuMessagePanel* RiuPlotMainWindow::messagePanel()
     return m_messagePanel;
 }
 
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+void RiuPlotMainWindow::showCurveAppearance()
+{
+    auto dockWidget = RiuDockWidgetTools::findDockWidget( dockManager(), RiuDockWidgetTools::plotMainWindowCurveAppearanceName() );
+    if ( !dockWidget ) return;
+
+    dockWidget->toggleView( true );
+    dockWidget->raise();
+    dockWidget->setAsCurrentTab();
+
+    // Briefly outline the dock edges so the user sees where the settings are, also when it was already visible
+    auto outline = new QFrame( dockWidget );
+    outline->setAttribute( Qt::WA_TransparentForMouseEvents );
+    outline->setStyleSheet( "QFrame { background: transparent; border: 3px solid rgb(255, 160, 0); }" );
+    outline->setGeometry( dockWidget->rect() );
+    outline->show();
+    outline->raise();
+    QTimer::singleShot( 1000, outline, &QObject::deleteLater );
+}
+
 //--------------------------------------------------------------------------------------------------
 ///
 //--------------------------------------------------------------------------------------------------
diff --git a/ApplicationLibCode/UserInterface/RiuPlotMainWindow.h b/ApplicationLibCode/UserInterface/RiuPlotMainWindow.h
index 5a31964321..4aa5617c33 100644
--- a/ApplicationLibCode/UserInterface/RiuPlotMainWindow.h
+++ b/ApplicationLibCode/UserInterface/RiuPlotMainWindow.h
@@ -84,6 +84,7 @@ public:
     RiuMessagePanel* messagePanel();
 
     void showAndSetKeyboardFocusToSummaryPlotManager();
+    void showCurveAppearance();
 
 protected:
     void closeEvent( QCloseEvent* event ) override;
@@ -130,6 +131,7 @@ private:
     std::unique_ptr<caf::PdmUiToolBarEditor> m_multiPlotLayoutToolBarEditor;
 
     std::unique_ptr<caf::PdmUiPropertyView> m_summaryPlotManagerView;
+    std::unique_ptr<caf::PdmUiPropertyView> m_curveStyleRulesView;
 
     std::unique_ptr<RicSummaryPlotEditorDialog>      m_summaryCurveCreatorDialog;
     std::unique_ptr<RicSummaryCurveCalculatorDialog> m_summaryCurveCalculatorDialog;