diff --git a/index.html b/index.html
index 8b00397..dffcc2c 100644
--- a/index.html
+++ b/index.html
@@ -646,6 +646,7 @@ <h4>Boarding Definition</h4>
   padding: 10, // Distance of element from around the edges
   allowClose: true, // Whether clicking on overlay should close or not
   overlayClickNext: false, // Should it move to next step on overlay click
+  overlayColor: 'rgb(0,0,0)', // Background color for the overlay element
   doneBtnText: 'Done', // Text on the final button
   closeBtnText: 'Close', // Text on the close button for this step
   nextBtnText: 'Next', // Next button text for this step
diff --git a/readme.md b/readme.md
index e774741..5bfa82f 100644
--- a/readme.md
+++ b/readme.md
@@ -264,6 +264,7 @@ const boarding = new Boarding({
   padding: 10, // Distance of element from around the edges
   allowClose: true, // Whether the click on overlay should close or not
   overlayClickNext: false, // Whether the click on overlay should move next
+  overlayColor: "rgb(0,0,0)", // Background color for the overlay element
   doneBtnText: "Done", // Text on the final button
   closeBtnText: "Close", // Text on the close button for this step
   nextBtnText: "Next", // Next button text for this step