diff --git a/README.md b/README.md
index b7c6b9b4a44f0a18b21b2809a1aabe49e804244c..8c736d33ca30df465cef229938347e3433d7058a 100644
--- a/README.md
+++ b/README.md
@@ -17,6 +17,21 @@ This project investigates using robot primitives to create drawings in the style
 
 [![](/images/fig_5.jpg)](https://youtu.be/RIbZDw12SdM "Root within perimeter")
          
+## Color decode chart for sensors
+
+|*Color 1*|*Color 2*|*binary value*|*decimal value*|
+|White|	white|	00000000|	0 |
+|Black|	white|	00010000|	16|
+|Red  |	white|	00100000|	32|
+|Green|	white|	00110000|	48|
+|Blue |	white|	01000000|	64|
+|	  |		 |          |     |
+|White|	black|	00000001|	1 |
+|Black|	black|	00010001|	17|
+|Red  |	black|	00100001|	33|
+|Green|	black|	00110001|	49|
+|Blue |	black|	01000001|	65|
+
 
 ### Remember for use