diff --git a/Assets/Src/ShipUi.cs b/Assets/Src/ShipUi.cs
index 4d75bff..223293d 100644
--- a/Assets/Src/ShipUi.cs
+++ b/Assets/Src/ShipUi.cs
@@ -47,6 +47,7 @@ public class ShipUi : MonoBehaviour {
         }
 
         sectors.Clear();
+
         foreach (Sector sector in timing.sectors) {
             Label l = timing.sectorTimes
                 .Where(s => s.Sector == sector.sector)
diff --git a/Assets/Src/Timing.cs b/Assets/Src/Timing.cs
index 680d19e..f9257b0 100644
--- a/Assets/Src/Timing.cs
+++ b/Assets/Src/Timing.cs
@@ -146,5 +146,16 @@ public class Timing: MonoBehaviour {
             lapTimes.Add(l);
         }
     }
+
+    public SectorColour GetSectorColour(SectorTime s) {
+        var fastestLap = lapTimes.MinBy(l => l.TotalTime());
+        var fastestSector = fastestLap.Single(fls => fls.Sector == s.Sector);
+
+        return s.Value switch {
+            < fastestSector.Value => SectorColour.Green,
+            > fastestSector.Value => SectorColour.Yellow,
+            _ => SectorColour.White,
+        };
+    }
 }