diff --git a/app/src/main/java/com/geeksville/mesh/ui/components/CommonCharts.kt b/app/src/main/java/com/geeksville/mesh/ui/components/CommonCharts.kt
index 17400398..0e89e538 100644
--- a/app/src/main/java/com/geeksville/mesh/ui/components/CommonCharts.kt
+++ b/app/src/main/java/com/geeksville/mesh/ui/components/CommonCharts.kt
@@ -73,6 +73,7 @@ object CommonCharts {
     const val LINE_LIMIT = 4
     const val TEXT_PAINT_ALPHA = 192
     const val MAX_PERCENT_VALUE = 100f
+    val INFANTRY_BLUE = Color(75, 119, 190)
 }
 
 private const val LINE_ON = 10f
diff --git a/app/src/main/java/com/geeksville/mesh/ui/components/EnvironmentMetrics.kt b/app/src/main/java/com/geeksville/mesh/ui/components/EnvironmentMetrics.kt
index 72a522f5..d1dd19da 100644
--- a/app/src/main/java/com/geeksville/mesh/ui/components/EnvironmentMetrics.kt
+++ b/app/src/main/java/com/geeksville/mesh/ui/components/EnvironmentMetrics.kt
@@ -65,10 +65,11 @@ import com.geeksville.mesh.model.TimeFrame
 import com.geeksville.mesh.ui.components.CommonCharts.X_AXIS_SPACING
 import com.geeksville.mesh.ui.components.CommonCharts.MS_PER_SEC
 import com.geeksville.mesh.ui.components.CommonCharts.DATE_TIME_FORMAT
+import com.geeksville.mesh.ui.components.CommonCharts.INFANTRY_BLUE
 
 private enum class Environment(val color: Color) {
     TEMPERATURE(Color.Red),
-    HUMIDITY(Color(75, 119, 190)),
+    HUMIDITY(INFANTRY_BLUE),
     IAQ(Color.Green)
 }
 private val LEGEND_DATA = listOf(
diff --git a/app/src/main/java/com/geeksville/mesh/ui/components/PowerMetrics.kt b/app/src/main/java/com/geeksville/mesh/ui/components/PowerMetrics.kt
index d98a30d4..4bc7c530 100644
--- a/app/src/main/java/com/geeksville/mesh/ui/components/PowerMetrics.kt
+++ b/app/src/main/java/com/geeksville/mesh/ui/components/PowerMetrics.kt
@@ -64,12 +64,13 @@ import com.geeksville.mesh.model.MetricsViewModel
 import com.geeksville.mesh.model.TimeFrame
 import com.geeksville.mesh.ui.components.CommonCharts.MS_PER_SEC
 import com.geeksville.mesh.ui.components.CommonCharts.DATE_TIME_FORMAT
+import com.geeksville.mesh.ui.components.CommonCharts.INFANTRY_BLUE
 import com.geeksville.mesh.util.GraphUtil
 import com.geeksville.mesh.util.GraphUtil.createPath
 
 @Suppress("MagicNumber")
 private enum class Power(val color: Color, val min: Float, val max: Float) {
-    CURRENT(Color(75, 119, 190), -500f, 500f),
+    CURRENT(INFANTRY_BLUE, -500f, 500f),
     VOLTAGE(Color.Red, 0f, 20f);
     /**
      * Difference between the metrics `max` and `min` values.