diff --git a/FAQ.md b/FAQ.md
index bc49b02d95..ca1f20f002 100644
--- a/FAQ.md
+++ b/FAQ.md
@@ -3492,11 +3492,13 @@ Message classification is a pro feature, except for the spam folder.
 **(164) Can you add customizable themes?**
 
 Unfortunately, Android [does not support](https://stackoverflow.com/a/26511725/1794097) dynamic themes,
-which means all themes need to be predefined.
+which means all themes need [to be predefined](https://github.com/M66B/FairEmail/blob/master/app/src/main/res/values/styles.xml).
 
 Moreover, a theme is more than just a few colors.
 For example themes with a yellow accent color use a darker link color for enough contrast.
 
+The theme colors are based on the color circle of [Johannes Itten](https://en.wikipedia.org/wiki/Johannes_Itten).
+
 <br />
 
 ## Get support