diff --git a/gui/include/Visualization/ColorScaleEditor.h b/gui/include/Visualization/ColorScaleEditor.h
index 48814b6..932955a 100644
--- a/gui/include/Visualization/ColorScaleEditor.h
+++ b/gui/include/Visualization/ColorScaleEditor.h
@@ -8,6 +8,8 @@ namespace Ui {
 class ColorScaleEditor;
 } // Ui
 
+class QCPColorScale;
+
 /**
  * @brief The ColorScaleEditor class represents the widget to set properties of color scale's graphs
  */
@@ -21,6 +23,7 @@ public:
 private:
     Ui::ColorScaleEditor *ui;
     QButtonGroup *m_ThresholdGroup;
+    QCPColorScale *m_PreviewScale; ///< Scale shown as preview
 
 private slots:
     /// Slot called when max threshold value changes
diff --git a/gui/src/Visualization/ColorScaleEditor.cpp b/gui/src/Visualization/ColorScaleEditor.cpp
index 34630d2..16f93fe 100644
--- a/gui/src/Visualization/ColorScaleEditor.cpp
+++ b/gui/src/Visualization/ColorScaleEditor.cpp
@@ -1,4 +1,5 @@
 #include "Visualization/ColorScaleEditor.h"
+#include "Visualization/qcustomplot.h"
 
 #include "ui_ColorScaleEditor.h"
 
@@ -42,6 +43,20 @@ ColorScaleEditor::ColorScaleEditor(QWidget *parent)
     setSpinBoxProperties(*ui->minSpinBox);
     setSpinBoxProperties(*ui->maxSpinBox);
 
+    // Creates color scale preview
+    m_PreviewScale = new QCPColorScale{ui->plot};
+    m_PreviewScale->setType(QCPAxis::atTop);
+    m_PreviewScale->setMinimumMargins(QMargins{5, 5, 5, 5});
+    m_PreviewScale->axis()->setScaleType(QCPAxis::stLogarithmic);
+    m_PreviewScale->axis()->setNumberPrecision(0);
+    m_PreviewScale->axis()->setNumberFormat("eb");
+    m_PreviewScale->axis()->setTicker(QSharedPointer<QCPAxisTickerLog>::create());
+    m_PreviewScale->setGradient(QCPColorGradient{QCPColorGradient::gpJet});
+
+    ui->plot->plotLayout()->clear();
+    ui->plot->plotLayout()->insertRow(0);
+    ui->plot->plotLayout()->addElement(0, 0, m_PreviewScale);
+
     // Inits connections
     connect(ui->thresholdAutoButton, SIGNAL(toggled(bool)), this, SLOT(onThresholdChanged(bool)));
     connect(ui->thresholdManualButton, SIGNAL(toggled(bool)), this, SLOT(onThresholdChanged(bool)));