diff --git a/colorpickerview/src/main/java/com/skydoves/colorpickerview/PointMapper.java b/colorpickerview/src/main/java/com/skydoves/colorpickerview/PointMapper.java
index 9de3caa..ae873d8 100644
--- a/colorpickerview/src/main/java/com/skydoves/colorpickerview/PointMapper.java
+++ b/colorpickerview/src/main/java/com/skydoves/colorpickerview/PointMapper.java
@@ -34,7 +34,10 @@ private static Point approximatedPoint(ColorPickerView colorPickerView, Point st
     if (getDistance(start, end) <= 3) return end;
     Point center = getCenterPoint(start, end);
     int color = colorPickerView.getColorFromBitmap(center.x, center.y);
-    if (color == Color.TRANSPARENT) {
+    // Check alpha channel to determine if pixel is transparent.
+    // This allows selecting black (0xFF000000) which was previously
+    // confused with transparent (0x00000000) when using == Color.TRANSPARENT.
+    if (Color.alpha(color) == 0) {
       return approximatedPoint(colorPickerView, center, end);
     } else {
       return approximatedPoint(colorPickerView, start, center);