Add link to Black Playground
diff --git a/README.md b/README.md
index 61cb88ae62..781890d69a 100644
--- a/README.md
+++ b/README.md
@@ -26,6 +26,8 @@ content instead.
 *Black* makes code review faster by producing the smallest diffs
 possible.
 
+Try it out now using the [Black Playground](https://black.now.sh).
+
 ---
 
 *Contents:* **[Installation and usage](#installation-and-usage)** |
@@ -792,7 +794,7 @@ Using the badge in README.rst:
 ```
 .. image:: https://img.shields.io/badge/code%20style-black-000000.svg
     :target: https://github.com/ambv/black
-```    
+```
 
 Looks like this: [![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/ambv/black)
 
diff --git a/docs/index.rst b/docs/index.rst
index da60f7b272..408683757f 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -14,6 +14,8 @@ possible. Blackened code looks the same regardless of the project
 you're reading. Formatting becomes transparent after a while and you
 can focus on the content instead.
 
+Try it out now using the `Black Playground <https://black.now.sh>`_.
+
 .. note::
 
    `Black is beta <installation_and_usage.html#note-this-is-a-beta-product>`_.

Open to changing copy or placement.