diff --git a/_config.yml b/_config.yml
index 92b434d..85d4fb4 100644
--- a/_config.yml
+++ b/_config.yml
@@ -6,3 +6,21 @@ url: https://aliciamstt.github.io/guidelines-genetic-diversity-indicators/
 
 aux_links:
   Docs Repository: https://github.com/AliciaMstt/guidelines-genetic-diversity-indicators/
+
+## Format for callouts
+callouts_level: quiet
+callouts:
+  highlight:
+    color: blue
+  important:
+    title: Important
+    color: yellow
+  new:
+    title: New
+    color: green
+  note:
+    title: Note
+    color: purple
+  warning:
+    title: Warning
+    color: red
\ No newline at end of file