diff --git a/readme.md b/readme.md
index 88f439a..3ef3283 100644
--- a/readme.md
+++ b/readme.md
@@ -41,6 +41,12 @@
   </a>
 </p>
 
+<p align="center">
+  <a href="https://www.w3.org/TR/WCAG21/#contrast-minimum">
+    <img src="https://img.shields.io/badge/-WCAG_2.1_|_AA-88c0d0?logo=w3c&logoColor=fff&style=flat-square&labelColor=4E5668" alt="W3C">
+  </a>
+</p>
+
 <p align="center">An arctic, north-bluish color palette.</p>
 
 <p align="center">A total of sixteen, carefully selected, dimmed pastel colors for a eye-comfortable, but yet colorful ambiance.</p>
@@ -109,6 +115,10 @@ Easily import Nord into macOS, _Adobe_ products like _Photoshop_ & _Illustrator_
   </a>
 </p>
 
+## Accessibility
+
+The colors maintain a `4.5:1` contrast ratio, complying with [WCAG 2.1 | Level AA](https://www.w3.org/TR/WCAG21/#contrast-minimum).  
+
 ## Contributing
 
 Nord is an open source project and we love to receive contributions from the [community][12]!