diff --git a/change/@fluentui-react-charting-bb27a991-70f3-49c3-9940-6ff73c090c66.json b/change/@fluentui-react-charting-bb27a991-70f3-49c3-9940-6ff73c090c66.json
new file mode 100644
index 00000000000000..d51e377000d2d6
--- /dev/null
+++ b/change/@fluentui-react-charting-bb27a991-70f3-49c3-9940-6ff73c090c66.json
@@ -0,0 +1,7 @@
+{
+  "type": "patch",
+  "comment": "Fix value font-weight inside heatmap chart",
+  "packageName": "@fluentui/react-charting",
+  "email": "kumarkshitij@microsoft.com",
+  "dependentChangeType": "patch"
+}
diff --git a/packages/react-charting/src/components/HeatMapChart/HeatMapChart.styles.ts b/packages/react-charting/src/components/HeatMapChart/HeatMapChart.styles.ts
index 8e1cc4b8827a89..49ac43d30a0d0b 100644
--- a/packages/react-charting/src/components/HeatMapChart/HeatMapChart.styles.ts
+++ b/packages/react-charting/src/components/HeatMapChart/HeatMapChart.styles.ts
@@ -1,3 +1,4 @@
+import { FontWeights } from '@fluentui/react/lib/Styling';
 import { IHeatMapChartStyleProps, IHeatMapChartStyles } from './HeatMapChart.types';
 
 export const getHeatMapChartStyles = (props: IHeatMapChartStyleProps): IHeatMapChartStyles => {
@@ -9,6 +10,7 @@ export const getHeatMapChartStyles = (props: IHeatMapChartStyleProps): IHeatMapC
       {
         pointerEvents: 'none',
         fill: theme.palette.white,
+        fontWeight: FontWeights.semibold,
       },
     ],
     subComponentStyles: {
diff --git a/packages/react-charting/src/components/HeatMapChart/__snapshots__/HeatMapChart.test.tsx.snap b/packages/react-charting/src/components/HeatMapChart/__snapshots__/HeatMapChart.test.tsx.snap
index 2764e5afaec89c..356d7be12ed0ec 100644
--- a/packages/react-charting/src/components/HeatMapChart/__snapshots__/HeatMapChart.test.tsx.snap
+++ b/packages/react-charting/src/components/HeatMapChart/__snapshots__/HeatMapChart.test.tsx.snap
@@ -120,7 +120,7 @@ exports[`HeatMapChart snapShot testing renders HeatMapChart correctly 1`] = `
                 fill: #ffffff;
                 font-family: 'Segoe UI', 'Segoe UI Web (West European)', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', sans-serif;
                 font-size: 14px;
-                font-weight: 400;
+                font-weight: 600;
                 pointer-events: none;
               }
           dominantBaseline="middle"
@@ -153,7 +153,7 @@ exports[`HeatMapChart snapShot testing renders HeatMapChart correctly 1`] = `
                 fill: #ffffff;
                 font-family: 'Segoe UI', 'Segoe UI Web (West European)', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', sans-serif;
                 font-size: 14px;
-                font-weight: 400;
+                font-weight: 600;
                 pointer-events: none;
               }
           dominantBaseline="middle"
@@ -447,7 +447,7 @@ exports[`HeatMapChart snapShot testing renders corretly even when data is not pr
                 fill: #ffffff;
                 font-family: 'Segoe UI', 'Segoe UI Web (West European)', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', sans-serif;
                 font-size: 14px;
-                font-weight: 400;
+                font-weight: 600;
                 pointer-events: none;
               }
           dominantBaseline="middle"
@@ -480,7 +480,7 @@ exports[`HeatMapChart snapShot testing renders corretly even when data is not pr
                 fill: #ffffff;
                 font-family: 'Segoe UI', 'Segoe UI Web (West European)', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', sans-serif;
                 font-size: 14px;
-                font-weight: 400;
+                font-weight: 600;
                 pointer-events: none;
               }
           dominantBaseline="middle"
@@ -864,7 +864,7 @@ exports[`HeatMapChart snapShot testing renders hideLegend correctly 1`] = `
                 fill: #ffffff;
                 font-family: 'Segoe UI', 'Segoe UI Web (West European)', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', sans-serif;
                 font-size: 14px;
-                font-weight: 400;
+                font-weight: 600;
                 pointer-events: none;
               }
           dominantBaseline="middle"
@@ -897,7 +897,7 @@ exports[`HeatMapChart snapShot testing renders hideLegend correctly 1`] = `
                 fill: #ffffff;
                 font-family: 'Segoe UI', 'Segoe UI Web (West European)', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', sans-serif;
                 font-size: 14px;
-                font-weight: 400;
+                font-weight: 600;
                 pointer-events: none;
               }
           dominantBaseline="middle"
@@ -1032,7 +1032,7 @@ exports[`HeatMapChart snapShot testing renders hideTooltip correctly 1`] = `
                 fill: #ffffff;
                 font-family: 'Segoe UI', 'Segoe UI Web (West European)', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', sans-serif;
                 font-size: 14px;
-                font-weight: 400;
+                font-weight: 600;
                 pointer-events: none;
               }
           dominantBaseline="middle"
@@ -1065,7 +1065,7 @@ exports[`HeatMapChart snapShot testing renders hideTooltip correctly 1`] = `
                 fill: #ffffff;
                 font-family: 'Segoe UI', 'Segoe UI Web (West European)', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', sans-serif;
                 font-size: 14px;
-                font-weight: 400;
+                font-weight: 600;
                 pointer-events: none;
               }
           dominantBaseline="middle"
@@ -1359,7 +1359,7 @@ exports[`HeatMapChart snapShot testing renders yAxisTickFormat correctly 1`] = `
                 fill: #ffffff;
                 font-family: 'Segoe UI', 'Segoe UI Web (West European)', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', sans-serif;
                 font-size: 14px;
-                font-weight: 400;
+                font-weight: 600;
                 pointer-events: none;
               }
           dominantBaseline="middle"
@@ -1392,7 +1392,7 @@ exports[`HeatMapChart snapShot testing renders yAxisTickFormat correctly 1`] = `
                 fill: #ffffff;
                 font-family: 'Segoe UI', 'Segoe UI Web (West European)', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', sans-serif;
                 font-size: 14px;
-                font-weight: 400;
+                font-weight: 600;
                 pointer-events: none;
               }
           dominantBaseline="middle"