diff --git a/PCK-Studio/Extensions/BlendMode.cs b/PCK-Studio/Extensions/BlendMode.cs
index 79fac7f3..76709d50 100644
--- a/PCK-Studio/Extensions/BlendMode.cs
+++ b/PCK-Studio/Extensions/BlendMode.cs
@@ -8,6 +8,7 @@ internal enum BlendMode
         Average,
         DescendingOrder,
         AscendingOrder,
-        Screen
+        Screen,
+        Overlay
     }
 }
\ No newline at end of file
diff --git a/PCK-Studio/Extensions/ColorExtensions.cs b/PCK-Studio/Extensions/ColorExtensions.cs
index a1fa0074..3a94de60 100644
--- a/PCK-Studio/Extensions/ColorExtensions.cs
+++ b/PCK-Studio/Extensions/ColorExtensions.cs
@@ -28,6 +28,7 @@ internal static byte BlendValues(float source, float overlay, BlendMode blendTyp
                 BlendMode.AscendingOrder => source > overlay ? overlay : source,
                 BlendMode.DescendingOrder => source < overlay ? overlay : source,
                 BlendMode.Screen => 1f - (1f - source) * (1f - overlay),
+                BlendMode.Overlay => source < 0.5f ? 2f * source * overlay : 1f - 2f * (1f - source) * (1f - overlay),
                 _ => 0.0f
             };
             return (byte)MathExtensions.Clamp(resultValue * 255, 0, 255);