diff --git a/barcode.go b/barcode.go
index 25f4a69..9d23881 100644
--- a/barcode.go
+++ b/barcode.go
@@ -1,6 +1,8 @@
 package barcode
 
-import "image"
+import (
+	"image"
+)
 
 const (
 	TypeAztec           = "Aztec"
@@ -40,3 +42,7 @@ type BarcodeIntCS interface {
 	Barcode
 	CheckSum() int
 }
+
+type BarcodeColor interface {
+	ColorScheme() ColorScheme
+}