diff --git a/src/Mod/AddonManager/addonmanager_utilities.py b/src/Mod/AddonManager/addonmanager_utilities.py
index 28e01c5bc5..07d24de53e 100644
--- a/src/Mod/AddonManager/addonmanager_utilities.py
+++ b/src/Mod/AddonManager/addonmanager_utilities.py
@@ -268,42 +268,41 @@ def repair_git_repo(repo_url: str, clone_dir: str) -> None:
     repo.head.reset("--hard")
 
 
+def is_darkmode() -> bool:
+    """Heuristics to determine if we are in a darkmode stylesheet"""
+    if hasattr(QtWidgets.QApplication.instance(), "styleSheet"):
+        if "dark" in QtWidgets.QApplication.instance().styleSheet().lower():
+            return True
+    return False
+
+
 def warning_color_string() -> str:
     """A shade of red, adapted to darkmode if possible. Targets a minimum 7:1 contrast ratio."""
 
-    warningColorString = "rgb(255,0,0)"
-    if hasattr(QtWidgets.QApplication.instance(), "styleSheet"):
-        # Qt 5.9 doesn't give a QApplication instance, so can't give the stylesheet info
-        if "dark" in QtWidgets.QApplication.instance().styleSheet().lower():
-            warningColorString = "rgb(255,105,97)"
-        else:
-            warningColorString = "rgb(215,0,21)"
+    if is_darkmode():
+        warningColorString = "rgb(255,105,97)"
+    else:
+        warningColorString = "rgb(215,0,21)"
     return warningColorString
 
 
 def bright_color_string() -> str:
     """A shade of green, adapted to darkmode if possible. Targets a minimum 7:1 contrast ratio."""
 
-    brightColorString = "rgb(0,255,0)"
-    if hasattr(QtWidgets.QApplication.instance(), "styleSheet"):
-        # Qt 5.9 doesn't give a QApplication instance, so can't give the stylesheet info
-        if "dark" in QtWidgets.QApplication.instance().styleSheet().lower():
-            brightColorString = "rgb(48,219,91)"
-        else:
-            brightColorString = "rgb(36,138,61)"
+    if is_darkmode():
+        brightColorString = "rgb(48,219,91)"
+    else:
+        brightColorString = "rgb(36,138,61)"
     return brightColorString
 
 
 def attention_color_string() -> str:
     """A shade of orange, adapted to darkmode if possible. Targets a minimum 7:1 contrast ratio."""
 
-    attentionColorString = "rgb(255,149,0)"
-    if hasattr(QtWidgets.QApplication.instance(), "styleSheet"):
-        # Qt 5.9 doesn't give a QApplication instance, so can't give the stylesheet info
-        if "dark" in QtWidgets.QApplication.instance().styleSheet().lower():
-            attentionColorString = "rgb(255,179,64)"
-        else:
-            attentionColorString = "rgb(255,149,0)"
+    if is_darkmode():
+        attentionColorString = "rgb(255,179,64)"
+    else:
+        attentionColorString = "rgb(255,149,0)"
     return attentionColorString