diff --git a/Assets/XCharts/CHANGELOG.md b/Assets/XCharts/CHANGELOG.md
index 9c093110..75121dc3 100644
--- a/Assets/XCharts/CHANGELOG.md
+++ b/Assets/XCharts/CHANGELOG.md
@@ -1,6 +1,7 @@
 
 # 更新日志
 
+* (2020.01.20) 优化`Tooltip`设置`itemFormatter`时显示系列颜色
 * (2020.01.20) 增加`Radar`雷达图在`inspector`配置`areaStyle`的支持
 * (2020.01.15) 发布`v1.2.0`版本
 * (2020.01.15) 增加`AxisLabel`格式化为整数的支持（`{value:f0}`）
diff --git a/Assets/XCharts/Runtime/Component/Main/Tooltip.cs b/Assets/XCharts/Runtime/Component/Main/Tooltip.cs
index 5b778aa7..0b8cced2 100644
--- a/Assets/XCharts/Runtime/Component/Main/Tooltip.cs
+++ b/Assets/XCharts/Runtime/Component/Main/Tooltip.cs
@@ -373,7 +373,7 @@ namespace XCharts
             return string.IsNullOrEmpty(m_Formatter) && string.IsNullOrEmpty(m_ItemFormatter);
         }
 
-        internal string GetFormatterContent(int dataIndex, Series series, string category, DataZoom dataZoom = null)
+        internal string GetFormatterContent(int dataIndex, Series series, string category,ThemeInfo themeInfo = null, DataZoom dataZoom = null)
         {
             if (string.IsNullOrEmpty(m_Formatter))
             {
@@ -400,6 +400,7 @@ namespace XCharts
                             content = content.Replace("{c}", ChartCached.FloatToStr(serieData.GetData(1), 0, m_ForceENotation));
                             content = content.Replace("{d}", ChartCached.FloatToStr(percent, 1));
                             if (!first) sb.Append("\n");
+                            sb.Append("<color=#").Append(themeInfo.GetColorStr(i)).Append(">● </color>");
                             sb.Append(content);
                             first = false;
                         }
diff --git a/Assets/XCharts/Runtime/Internal/CoordinateChart.cs b/Assets/XCharts/Runtime/Internal/CoordinateChart.cs
index a6dac1ac..fccbc148 100644
--- a/Assets/XCharts/Runtime/Internal/CoordinateChart.cs
+++ b/Assets/XCharts/Runtime/Internal/CoordinateChart.cs
@@ -339,7 +339,7 @@ namespace XCharts
             else
             {
                 var category = tempAxis.GetData(index, m_DataZoom);
-                m_Tooltip.UpdateContentText(m_Tooltip.GetFormatterContent(index, m_Series, category, m_DataZoom));
+                m_Tooltip.UpdateContentText(m_Tooltip.GetFormatterContent(index, m_Series, category, m_ThemeInfo, m_DataZoom));
             }
             var pos = m_Tooltip.GetContentPos();
             if (pos.x + m_Tooltip.runtimeWidth > chartWidth)
diff --git a/Assets/XCharts/Runtime/PieChart.cs b/Assets/XCharts/Runtime/PieChart.cs
index 2f958f74..3e67ee9f 100644
--- a/Assets/XCharts/Runtime/PieChart.cs
+++ b/Assets/XCharts/Runtime/PieChart.cs
@@ -596,7 +596,7 @@ namespace XCharts
                 }
                 else
                 {
-                    m_Tooltip.UpdateContentText(m_Tooltip.GetFormatterContent(index, m_Series, null));
+                    m_Tooltip.UpdateContentText(m_Tooltip.GetFormatterContent(index, m_Series, null, m_ThemeInfo));
                 }
 
                 var pos = m_Tooltip.GetContentPos();