diff --git a/Doxyfile b/Doxyfile
index bb8d92b298a27cfe9c8338795c6970e4e91075b6..722abf9eee33b25382f92dbda33a754a48c8d01d 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -819,7 +819,7 @@ HTML_STYLESHEET        =
 # 180 is cyan, 240 is blue, 300 purple, and 360 is red again.
 # The allowed range is 0 to 359.
 
-HTML_COLORSTYLE_HUE    = 220
+HTML_COLORSTYLE_HUE    = 120
 
 # The HTML_COLORSTYLE_SAT tag controls the purity (or saturation) of
 # the colors in the HTML output. For a value of 0 the output will use