diff -r c0f638bcec9f -r 9e791905157a www/rec_beerxml.php
--- a/www/rec_beerxml.php	Wed Jan 29 16:58:04 2020 +0100
+++ b/www/rec_beerxml.php	Thu Jan 30 15:18:11 2020 +0100
@@ -107,7 +107,7 @@
 
 if (floatval($row['est_color']) > 0) {
         xmlwriter_start_element($xw, 'EST_COLOR');
-        xmlwriter_text($xw, sprintf("%.1f",floatval($row['est_color'])));
+        xmlwriter_text($xw, sprintf("%.6f", ebc_to_srm(floatval($row['est_color']))));
         xmlwriter_end_element($xw);
 	xmlwriter_start_element($xw, 'COLOR_METHOD');
 	xmlwriter_text($xw, $colormethod[$row['color_method']]);