diff --git a/backend/metadata-database/init-db.js b/backend/metadata-database/init-db.js
index c6727bd..4914ab1 100644
--- a/backend/metadata-database/init-db.js
+++ b/backend/metadata-database/init-db.js
@@ -89,7 +89,47 @@ const datasets = [
       PolygonColoring: {
         attributeName: "nutzart",
         colors: [
-          { color: "darkred", values: ["halde", "friedhof", "wohnbaufläche"] },
+          {
+            color: "Plum",
+            values: [
+              "Wohnbaufläche",
+              "Industrie- und Gewerbefläche",
+              "Halde",
+              "Bergbaubetrieb",
+              "Tagebau, Grube Steinbruch",
+              "Fläche gemischter Nutzung",
+              "Fläche besonderer funktionaler Prägung",
+              "Sport-, Freizeit- und Erholungsfläche",
+              "Friedhof",
+            ],
+          },
+          {
+            color: "LightGreen",
+            values: [
+              "Landwirtschaft",
+              "Wald",
+              "Gehölz",
+              "Heide",
+              "Moor",
+              "Sumpf",
+              "Unland/Vegetationslose Fläche",
+            ],
+          },
+          {
+            color: "RosyBrown",
+            values: [
+              "Straßenverkehr",
+              "Weg",
+              "Platz",
+              "Bahnverkehr",
+              "Flugverkehr",
+              "Schiffsverkehr",
+            ],
+          },
+          {
+            color: "SkyBlue",
+            values: ["Fließgewässer", "Hafenbecken", "Stehendes Gewässer"],
+          },
         ],
       },
       Tables: [],
diff --git a/frontend/src/components/MapView/MapDatasetVisualizer.tsx b/frontend/src/components/MapView/MapDatasetVisualizer.tsx
index fb8c69a..544c251 100644
--- a/frontend/src/components/MapView/MapDatasetVisualizer.tsx
+++ b/frontend/src/components/MapView/MapDatasetVisualizer.tsx
@@ -55,6 +55,9 @@ const MapDatasetVisualizer: React.FC<MapDatasetVisualizerProps> = ({
     new LatLng(51.505, -0.09)
   );
 
+  /**
+   * Updates the data for a specific dataset.
+   */
   const updateDatasetData = useCallback(
     (newData: FeatureCollection, bounds: LatLngBounds) => {
       setCurrentTabsCache((prevCache) => {
@@ -87,7 +90,11 @@ const MapDatasetVisualizer: React.FC<MapDatasetVisualizerProps> = ({
     updateDatasetData
   );
 
-  // Function to determine the color based on usageType using PolygonColoring from metadata
+  /**
+   * Function to determine the color based on usageType using PolygonColoring from metadata
+   * @param usageType the usage type string
+   * @returns the color to use
+   */
   const getColor = (usageType: string) => {
     if (dataset.metaData && dataset.metaData.polygonColoring) {
       const coloring = dataset.metaData.polygonColoring;
@@ -100,6 +107,9 @@ const MapDatasetVisualizer: React.FC<MapDatasetVisualizerProps> = ({
     return "#3388ff";
   };
 
+  /**
+   * Fetches the data for current viewport.
+   */
   useEffect(() => {
     // Check if data has been fetched
     if (!geoData || !dataset.metaData) return;