diff --git a/components/shared/DetailedAreaOrBarChart.tsx b/components/shared/DetailedAreaOrBarChart.tsx
index cde29dd2..94273cf1 100644
--- a/components/shared/DetailedAreaOrBarChart.tsx
+++ b/components/shared/DetailedAreaOrBarChart.tsx
@@ -415,7 +415,10 @@ const DetailedAreaOrBarChart: FunctionComponent<
                         type="monotone"
                         dataKey={yKey}
                         stroke={
-                          calculateChartChange() >= 0
+                          calculateChartChange() === 0 ||
+                          isNaN(calculateChartChange())
+                            ? COLORS.FGD4[theme]
+                            : calculateChartChange() >= 0
                             ? COLORS.UP[theme]
                             : COLORS.DOWN[theme]
                         }
diff --git a/utils/numbers.ts b/utils/numbers.ts
index 5943feaf..5783a1f5 100644
--- a/utils/numbers.ts
+++ b/utils/numbers.ts
@@ -11,6 +11,8 @@ export const formatNumericValue = (
     formattedValue = roundUp
       ? roundValue(numberValue, decimals, true)
       : roundValue(numberValue, decimals)
+  } else if (numberValue === 0) {
+    formattedValue = numberValue.toFixed(decimals || 0)
   } else if (numberValue > -0.0000000001 && numberValue < 0.000000001) {
     formattedValue = numberValue.toExponential(3)
   } else if (Math.abs(numberValue) >= 1000) {