diff --git a/backend_qt/qzint.cpp b/backend_qt/qzint.cpp
index 2896b14b..b69590d7 100644
--- a/backend_qt/qzint.cpp
+++ b/backend_qt/qzint.cpp
@@ -87,8 +87,13 @@ namespace Zint {
         }
 
         strcpy(m_zintSymbol->fgcolour, m_fgColor.name().toLatin1().right(6));
+        if (m_fgColor.alpha() != 0xff) {
+            strcat(m_zintSymbol->fgcolour, m_fgColor.name(QColor::HexArgb).toLatin1().mid(1,2));
+        }
         strcpy(m_zintSymbol->bgcolour, m_bgColor.name().toLatin1().right(6));
-
+        if (m_bgColor.alpha() != 0xff) {
+            strcat(m_zintSymbol->bgcolour, m_bgColor.name(QColor::HexArgb).toLatin1().mid(1,2));
+        }
         strcpy(m_zintSymbol->primary, m_primaryMessage.toLatin1().left(127));
     }