diff --git a/src/PIL/ImageCms.py b/src/PIL/ImageCms.py
index 52937ce83..b6e5b9e8f 100644
--- a/src/PIL/ImageCms.py
+++ b/src/PIL/ImageCms.py
@@ -797,9 +797,6 @@ def createProfile(
         except (TypeError, ValueError) as e:
             msg = f'Color temperature must be numeric, "{colorTemp}" not valid'
             raise PyCMSError(msg) from e
-    else:
-        # colorTemp is unused if colorSpace != "LAB"
-        colorTemp = 0.0
 
     try:
         return core.createProfile(colorSpace, colorTemp)
diff --git a/src/PIL/_imagingcms.pyi b/src/PIL/_imagingcms.pyi
index 723f80481..036521b0e 100644
--- a/src/PIL/_imagingcms.pyi
+++ b/src/PIL/_imagingcms.pyi
@@ -1,6 +1,6 @@
 import datetime
 import sys
-from typing import Literal, TypedDict
+from typing import Literal, SupportsFloat, TypedDict
 
 littlecms_version: str
 
@@ -138,7 +138,7 @@ def buildProofTransform(
     /,
 ) -> CmsTransform: ...
 def createProfile(
-    color_space: Literal["LAB", "XYZ", "sRGB"], color_temp: float = 0.0, /
+    color_space: Literal["LAB", "XYZ", "sRGB"], color_temp: SupportsFloat = 0.0, /
 ) -> CmsProfile: ...
 
 if sys.platform == "win32":