diff --git a/fastapi/encoders.py b/fastapi/encoders.py
index a1f8e4ac0..7e117636b 100644
--- a/fastapi/encoders.py
+++ b/fastapi/encoders.py
@@ -28,7 +28,10 @@ from annotated_doc import Doc
 from fastapi.exceptions import PydanticV1NotSupportedError
 from fastapi.types import IncEx
 from pydantic import BaseModel
-from pydantic.color import Color
+try:
+    from pydantic_extra_types.color import Color
+except ImportError:
+    from pydantic.color import Color
 from pydantic.networks import AnyUrl, NameEmail
 from pydantic.types import SecretBytes, SecretStr
 from pydantic_core import PydanticUndefinedType
@@ -76,7 +79,6 @@ ENCODERS_BY_TYPE: dict[type[Any], Callable[[Any], Any]] = {
     bytes: lambda o: o.decode(),
     Color: str,
     Coordinate: str,
-    may_v1.Color: str,
     datetime.date: isoformat,
     datetime.datetime: isoformat,
     datetime.time: isoformat,