diff --git a/gallery/build.properties b/gallery/build.properties
index ca4a756..5a1f85c 100644
--- a/gallery/build.properties
+++ b/gallery/build.properties
@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Tue Apr 28 18:27:43 CST 2026
+#Tue Apr 28 19:41:44 CST 2026
 stageCount=10
 libraryProject=
 baseVersion=15.0
 publishVersion=15.0.9
-buildCount=3
+buildCount=11
 baseBetaVersion=15.0.10
diff --git a/gallery/src/main/java/cc/winboll/studio/gallery/CropActivity.java b/gallery/src/main/java/cc/winboll/studio/gallery/CropActivity.java
index e160c67..b1102b3 100644
--- a/gallery/src/main/java/cc/winboll/studio/gallery/CropActivity.java
+++ b/gallery/src/main/java/cc/winboll/studio/gallery/CropActivity.java
@@ -3,6 +3,7 @@ package cc.winboll.studio.gallery;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.graphics.RectF;
+import android.graphics.drawable.GradientDrawable;
 import android.net.Uri;
 import android.os.Bundle;
 import android.content.DialogInterface;
@@ -115,10 +116,11 @@ public class CropActivity extends AppCompatActivity {
         cropCanvasView = findViewById(R.id.crop_canvas_view);
         
         final View colorView = findViewById(R.id.color_view);
+        final GradientDrawable colorDrawable = (GradientDrawable) colorView.getBackground();
         cropCanvasView.setOnBackgroundColorChangedListener(new CropCanvasView.OnBackgroundColorChangedListener() {
             @Override
             public void onBackgroundColorChanged(int color) {
-                colorView.setBackgroundColor(color);
+                colorDrawable.setColor(color);
             }
         });
         
@@ -127,7 +129,7 @@ public class CropActivity extends AppCompatActivity {
             public void onColorPicked(int color) {
                 int pickX = cropCanvasView.getLastPickImageX();
                 int pickY = cropCanvasView.getLastPickImageY();
-                colorView.setBackgroundColor(color);
+                colorDrawable.setColor(color);
                 Toast.makeText(CropActivity.this, 
                     "颜色已拾取: #" + String.format("%06X", color & 0xFFFFFF) + 
                     " (" + pickX + "," + pickY + ")", 
@@ -143,7 +145,7 @@ public class CropActivity extends AppCompatActivity {
             }
         });
         
-        colorView.setBackgroundColor(cropCanvasView.getBackgroundColor());
+        colorDrawable.setColor(cropCanvasView.getBackgroundColor());
         
         loadImage();
     }
diff --git a/gallery/src/main/java/cc/winboll/studio/gallery/CropCanvasView.java b/gallery/src/main/java/cc/winboll/studio/gallery/CropCanvasView.java
index 4a39fff..759dd65 100644
--- a/gallery/src/main/java/cc/winboll/studio/gallery/CropCanvasView.java
+++ b/gallery/src/main/java/cc/winboll/studio/gallery/CropCanvasView.java
@@ -518,7 +518,15 @@ public class CropCanvasView extends View {
         if (colorPickMode) {
             if (event.getAction() == MotionEvent.ACTION_DOWN || event.getAction() == MotionEvent.ACTION_MOVE) {
                 if (originalBitmap != null && !originalBitmap.isRecycled()) {
-                    previewColor = getImageColorAt(x, y);
+                    float imgX = screenToImageX(x);
+                    float imgY = screenToImageY(y);
+                    if (imageBounds.contains(imgX, imgY)) {
+                        previewColor = getImageColorAt(x, y);
+                    } else if (canvasBounds.contains(x, y)) {
+                        previewColor = backgroundColor;
+                    } else {
+                        previewColor = Color.TRANSPARENT;
+                    }
                     lastPickX = x;
                     lastPickY = y;
                     if (backgroundColorChangedListener != null) {
diff --git a/gallery/src/main/res/drawable/bg_color_circle.xml b/gallery/src/main/res/drawable/bg_color_circle.xml
index a9fbe48..847f7a9 100644
--- a/gallery/src/main/res/drawable/bg_color_circle.xml
+++ b/gallery/src/main/res/drawable/bg_color_circle.xml
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
     android:shape="oval">
-    <solid android:color="@android:color/holo_green_dark"/>
+    <solid android:color="@android:color/transparent"/>
+    <stroke android:width="2dp" android:color="@android:color/white"/>
     <size android:width="32dp" android:height="32dp"/>
 </shape>
\ No newline at end of file
diff --git a/gallery/src/main/res/layout/activity_crop.xml b/gallery/src/main/res/layout/activity_crop.xml
index 6679297..edc9070 100644
--- a/gallery/src/main/res/layout/activity_crop.xml
+++ b/gallery/src/main/res/layout/activity_crop.xml
@@ -25,7 +25,8 @@
             android:id="@+id/color_icon_container"
             android:layout_width="40dp"
             android:layout_height="40dp"
-            android:layout_marginStart="8dp">
+            android:layout_marginStart="8dp"
+            android:background="@android:color/transparent">
 
             <View
                 android:id="@+id/color_view"
@@ -34,12 +35,6 @@
                 android:layout_gravity="center"
                 android:background="@drawable/bg_color_circle"/>
 
-            <View
-                android:layout_width="36dp"
-                android:layout_height="36dp"
-                android:layout_gravity="center"
-                android:background="@drawable/bg_color_circle_border"/>
-
         </FrameLayout>
 
         <ImageView