diff --git a/src/calibre/gui2/library/models.py b/src/calibre/gui2/library/models.py
index 410e9cdb37..5592406088 100644
--- a/src/calibre/gui2/library/models.py
+++ b/src/calibre/gui2/library/models.py
@@ -922,7 +922,7 @@ class BooksModel(QAbstractTableModel):  # {{{
             return self.column_to_dc_map[col](index.row())
         elif role == Qt.BackgroundRole:
             if self.id(index) in self.ids_to_highlight_set:
-                return (QColor('lightgreen'))
+                return QColor('#027524') if QApplication.instance().is_dark_theme else QColor('#b4ecb4')
         elif role == Qt.ForegroundRole:
             key = self.column_map[col]
             id_ = self.id(index)