diff --git a/mealie/db/init_db.py b/mealie/db/init_db.py
index a9a243a9f..dac4722db 100644
--- a/mealie/db/init_db.py
+++ b/mealie/db/init_db.py
@@ -24,7 +24,23 @@ def init_db(db: Session = None) -> None:
 
 
 def default_theme_init(session: Session):
-    db.themes.create(session, SiteTheme().dict())
+    default_themes = [
+        SiteTheme().dict(),
+        {
+            "name": "Dark",
+            "colors": {
+                "primary": "#424242",
+                "accent": "#455A64",
+                "secondary": "#00796B",
+                "success": "#43A047",
+                "info": "#1976D2",
+                "warning": "#FF6F00",
+                "error": "#EF5350",
+            },
+        },
+    ]
+    for theme in default_themes:
+        db.themes.create(session, theme)
 
 
 def default_settings_init(session: Session):
diff --git a/mealie/db/models/group.py b/mealie/db/models/group.py
index 621f9729f..8bad7bed5 100644
--- a/mealie/db/models/group.py
+++ b/mealie/db/models/group.py
@@ -1,9 +1,9 @@
 import sqlalchemy as sa
 import sqlalchemy.orm as orm
+from mealie.core.config import settings
 from mealie.db.models.model_base import BaseMixins, SqlAlchemyBase
 from mealie.db.models.recipe.category import Category, group2categories
 from sqlalchemy.orm.session import Session
-from mealie.core.config import settings
 
 
 class WebhookURLModel(SqlAlchemyBase):
@@ -50,10 +50,6 @@ class Group(SqlAlchemyBase, BaseMixins):
         self.webhook_time = webhook_time
         self.webhook_urls = [WebhookURLModel(url=x) for x in webhook_urls]
 
-    def update(self, session: Session, *args, **kwargs):
-
-        self.__init__(session=session, *args, **kwargs)
-
     @staticmethod
     def get_ref(session: Session, name: str):
         item = session.query(Group).filter(Group.name == name).one_or_none()
diff --git a/mealie/db/models/theme.py b/mealie/db/models/theme.py
index 5d7113399..7a9771dc6 100644
--- a/mealie/db/models/theme.py
+++ b/mealie/db/models/theme.py
@@ -1,14 +1,13 @@
-import sqlalchemy as sa
 import sqlalchemy.orm as orm
 from mealie.db.models.model_base import BaseMixins, SqlAlchemyBase
-from sqlalchemy.sql.sqltypes import Integer
+from sqlalchemy import Column, ForeignKey, Integer, String
 
 
 class SiteThemeModel(SqlAlchemyBase, BaseMixins):
     __tablename__ = "site_theme"
-    id = sa.Column(Integer, primary_key=True, unique=True)
-    name = sa.Column(sa.String, nullable=False, unique=True)
-    colors = orm.relationship("ThemeColorsModel", uselist=False, cascade="all, delete")
+    id = Column(Integer, primary_key=True, unique=True)
+    name = Column(String, nullable=False, unique=True)
+    colors = orm.relationship("ThemeColorsModel", uselist=False, single_parent=True, cascade="all, delete-orphan")
 
     def __init__(self, name: str, colors: dict, *arg, **kwargs) -> None:
         self.name = name
@@ -17,12 +16,12 @@ class SiteThemeModel(SqlAlchemyBase, BaseMixins):
 
 class ThemeColorsModel(SqlAlchemyBase, BaseMixins):
     __tablename__ = "theme_colors"
-    id = sa.Column(sa.Integer, primary_key=True)
-    parent_id = sa.Column(sa.String, sa.ForeignKey("site_theme.name"))
-    primary = sa.Column(sa.String)
-    accent = sa.Column(sa.String)
-    secondary = sa.Column(sa.String)
-    success = sa.Column(sa.String)
-    info = sa.Column(sa.String)
-    warning = sa.Column(sa.String)
-    error = sa.Column(sa.String)
+    id = Column(Integer, primary_key=True)
+    parent_id = Column(Integer, ForeignKey("site_theme.id"))
+    primary = Column(String)
+    accent = Column(String)
+    secondary = Column(String)
+    success = Column(String)
+    info = Column(String)
+    warning = Column(String)
+    error = Column(String)
diff --git a/mealie/schema/theme.py b/mealie/schema/theme.py
index 62f48c2c0..91d5c91a0 100644
--- a/mealie/schema/theme.py
+++ b/mealie/schema/theme.py
@@ -8,8 +8,8 @@ class Colors(BaseModel):
     accent: str = "#00457A"
     secondary: str = "#973542"
     success: str = "#43A047"
-    info: str = "#4990BA"
-    warning: str = "#FF4081"
+    info: str = "#1976D2"
+    warning: str = "#FF6F00"
     error: str = "#EF5350"
 
     class Config: