diff --git a/web/templates/index.html b/web/templates/index.html
index 1ac20f3..cf3a01e 100644
--- a/web/templates/index.html
+++ b/web/templates/index.html
@@ -3947,7 +3947,7 @@
                     const defaultEMAs = [
                         { type: 'EMA', length: 5, color: '#FF0000', name: 'EMA5' },   // 红色
                         { type: 'EMA', length: 10, color: '#0000FF', name: 'EMA10' }, // 蓝色
-                        { type: 'EMA', length: 26, color: '#00FF00', name: 'EMA26' }, // 绿色
+                        { type: 'EMA', length: 26, color: '#008000', name: 'EMA26' }, // 深绿色
                         { type: 'EMA', length: 52, color: '#800080', name: 'EMA52' }  // 紫色
                     ];
                     
@@ -6952,8 +6952,8 @@
             });
             
             // 验证输入
-            if (config.length < 1 || config.length > 200) {
-                alert('均线长度必须在1-200之间');
+            if (config.length < 1) {
+                alert('均线长度必须大于0');
                 return;
             }
             
@@ -7235,8 +7235,8 @@
             const newSmoothLength = parseInt($('#maSmoothLength').val());
             const newSmoothType = $('#maSmoothType').val();
             
-            if (newLength < 1 || newLength > 200) {
-                alert('均线长度必须在1-200之间');
+            if (newLength < 1) {
+                alert('均线长度必须大于0');
                 return;
             }