diff --git a/dist/bundle.js b/dist/bundle.js
index 6471e2140..fc42f9333 100644
--- a/dist/bundle.js
+++ b/dist/bundle.js
@@ -76964,7 +76964,7 @@ BI.ColorPickerEditor = BI.inherit(BI.Widget, {
             } else {
                 self.setValue(self.lastColor || "#ffffff");
             }
-            if (self.R.isValid() && self.G.isValid() && self.B.isValid()) {
+            if ((self.R.isValid() && self.G.isValid() && self.B.isValid()) || self._isEmptyRGB()) {
                 self.colorShow.element.css("background-color", self.getValue());
                 self.fireEvent(BI.ColorPickerEditor.EVENT_CHANGE);
             }
@@ -76989,7 +76989,8 @@ BI.ColorPickerEditor = BI.inherit(BI.Widget, {
                 }
                 self.setValue(self.lastColor || "#ffffff");
             }
-            if (self.R.isValid() && self.G.isValid() && self.B.isValid()) {
+            if ((self.R.isValid() && self.G.isValid() && self.B.isValid()) ||
+                self._isEmptyRGB()) {
                 self.colorShow.element.css("background-color", self.getValue());
                 self.fireEvent(BI.ColorPickerEditor.EVENT_CHANGE);
             }
@@ -77055,6 +77056,10 @@ BI.ColorPickerEditor = BI.inherit(BI.Widget, {
         };
     },
 
+    _isEmptyRGB: function () {
+        return BI.isEmptyString(this.storeValue.r) && BI.isEmptyString(this.storeValue.g) && BI.isEmptyString(this.storeValue.b);
+    },
+
     _showPreColor: function (color) {
         if (color === "") {
             this.colorShow.element.css("background-color", "").removeClass("trans-color-background").addClass("auto-color-background");
diff --git a/dist/case.js b/dist/case.js
index 26f91c1bc..139d35b97 100644
--- a/dist/case.js
+++ b/dist/case.js
@@ -4486,7 +4486,7 @@ BI.ColorPickerEditor = BI.inherit(BI.Widget, {
             } else {
                 self.setValue(self.lastColor || "#ffffff");
             }
-            if (self.R.isValid() && self.G.isValid() && self.B.isValid()) {
+            if ((self.R.isValid() && self.G.isValid() && self.B.isValid()) || self._isEmptyRGB()) {
                 self.colorShow.element.css("background-color", self.getValue());
                 self.fireEvent(BI.ColorPickerEditor.EVENT_CHANGE);
             }
@@ -4511,7 +4511,8 @@ BI.ColorPickerEditor = BI.inherit(BI.Widget, {
                 }
                 self.setValue(self.lastColor || "#ffffff");
             }
-            if (self.R.isValid() && self.G.isValid() && self.B.isValid()) {
+            if ((self.R.isValid() && self.G.isValid() && self.B.isValid()) ||
+                self._isEmptyRGB()) {
                 self.colorShow.element.css("background-color", self.getValue());
                 self.fireEvent(BI.ColorPickerEditor.EVENT_CHANGE);
             }
@@ -4577,6 +4578,10 @@ BI.ColorPickerEditor = BI.inherit(BI.Widget, {
         };
     },
 
+    _isEmptyRGB: function () {
+        return BI.isEmptyString(this.storeValue.r) && BI.isEmptyString(this.storeValue.g) && BI.isEmptyString(this.storeValue.b);
+    },
+
     _showPreColor: function (color) {
         if (color === "") {
             this.colorShow.element.css("background-color", "").removeClass("trans-color-background").addClass("auto-color-background");
diff --git a/dist/fineui.js b/dist/fineui.js
index 9370560e5..48a222b2e 100644
--- a/dist/fineui.js
+++ b/dist/fineui.js
@@ -77207,7 +77207,7 @@ BI.ColorPickerEditor = BI.inherit(BI.Widget, {
             } else {
                 self.setValue(self.lastColor || "#ffffff");
             }
-            if (self.R.isValid() && self.G.isValid() && self.B.isValid()) {
+            if ((self.R.isValid() && self.G.isValid() && self.B.isValid()) || self._isEmptyRGB()) {
                 self.colorShow.element.css("background-color", self.getValue());
                 self.fireEvent(BI.ColorPickerEditor.EVENT_CHANGE);
             }
@@ -77232,7 +77232,8 @@ BI.ColorPickerEditor = BI.inherit(BI.Widget, {
                 }
                 self.setValue(self.lastColor || "#ffffff");
             }
-            if (self.R.isValid() && self.G.isValid() && self.B.isValid()) {
+            if ((self.R.isValid() && self.G.isValid() && self.B.isValid()) ||
+                self._isEmptyRGB()) {
                 self.colorShow.element.css("background-color", self.getValue());
                 self.fireEvent(BI.ColorPickerEditor.EVENT_CHANGE);
             }
@@ -77298,6 +77299,10 @@ BI.ColorPickerEditor = BI.inherit(BI.Widget, {
         };
     },
 
+    _isEmptyRGB: function () {
+        return BI.isEmptyString(this.storeValue.r) && BI.isEmptyString(this.storeValue.g) && BI.isEmptyString(this.storeValue.b);
+    },
+
     _showPreColor: function (color) {
         if (color === "") {
             this.colorShow.element.css("background-color", "").removeClass("trans-color-background").addClass("auto-color-background");
diff --git a/src/case/colorchooser/colorpicker/editor.colorpicker.js b/src/case/colorchooser/colorpicker/editor.colorpicker.js
index 1536c55bc..3caa817b8 100644
--- a/src/case/colorchooser/colorpicker/editor.colorpicker.js
+++ b/src/case/colorchooser/colorpicker/editor.colorpicker.js
@@ -73,7 +73,7 @@ BI.ColorPickerEditor = BI.inherit(BI.Widget, {
             } else {
                 self.setValue(self.lastColor || "#ffffff");
             }
-            if (self.R.isValid() && self.G.isValid() && self.B.isValid()) {
+            if ((self.R.isValid() && self.G.isValid() && self.B.isValid()) || self._isEmptyRGB()) {
                 self.colorShow.element.css("background-color", self.getValue());
                 self.fireEvent(BI.ColorPickerEditor.EVENT_CHANGE);
             }
@@ -98,7 +98,8 @@ BI.ColorPickerEditor = BI.inherit(BI.Widget, {
                 }
                 self.setValue(self.lastColor || "#ffffff");
             }
-            if (self.R.isValid() && self.G.isValid() && self.B.isValid()) {
+            if ((self.R.isValid() && self.G.isValid() && self.B.isValid()) ||
+                self._isEmptyRGB()) {
                 self.colorShow.element.css("background-color", self.getValue());
                 self.fireEvent(BI.ColorPickerEditor.EVENT_CHANGE);
             }
@@ -164,6 +165,10 @@ BI.ColorPickerEditor = BI.inherit(BI.Widget, {
         };
     },
 
+    _isEmptyRGB: function () {
+        return BI.isEmptyString(this.storeValue.r) && BI.isEmptyString(this.storeValue.g) && BI.isEmptyString(this.storeValue.b);
+    },
+
     _showPreColor: function (color) {
         if (color === "") {
             this.colorShow.element.css("background-color", "").removeClass("trans-color-background").addClass("auto-color-background");