diff --git a/themes/Ying/layouts/shortcodes/heatmap.html b/themes/Ying/layouts/shortcodes/heatmap.html
index f92750bd..c252495b 100644
--- a/themes/Ying/layouts/shortcodes/heatmap.html
+++ b/themes/Ying/layouts/shortcodes/heatmap.html
@@ -42,7 +42,7 @@
   var lightTheme = {
       backgroundColor: '#FFFFFF',
       fangkuaicolor:'#F4F4F4',
-      gaoliangcolor: ['#ffd0b6'],
+      gaoliangcolor: ['#333'],
       riqiColor: '#999',
       textbrcolor: '#FFF',
       xiankuangcolor:'rgba(0, 0, 0, 0.0)',