diff --git a/fastapi-vue/fastapi_vue/accesslog.py b/fastapi-vue/fastapi_vue/accesslog.py
index 4954389..1f27a63 100644
--- a/fastapi-vue/fastapi_vue/accesslog.py
+++ b/fastapi-vue/fastapi_vue/accesslog.py
@@ -9,7 +9,7 @@ import time
 from ipaddress import IPv6Address
 from typing import TYPE_CHECKING, cast
 
-from .termwidth import pad_display
+from .tty import pad_display, use_color
 
 if TYPE_CHECKING:
     from uvicorn._types import (
@@ -388,6 +388,7 @@ class AccessLogMiddleware:
             if message["type"] == "websocket.accept" and not accepted:
                 accepted = True
                 ws_id = _next_ws_id()
+                www_scope["state"]["logid"] = f"{_WS_OPEN}{ws_id}{_RESET}" if use_color() else ws_id
                 fields = _ws_open_extra(www_scope, ws_id, origin, _extra())
                 logger.info(_assemble_access_log(fields), extra=fields)
             elif message["type"] == "websocket.http.response.start" and not closed:
diff --git a/fastapi-vue/fastapi_vue/logging.py b/fastapi-vue/fastapi_vue/logging.py
index 38a5a0f..c00acd3 100644
--- a/fastapi-vue/fastapi_vue/logging.py
+++ b/fastapi-vue/fastapi_vue/logging.py
@@ -10,8 +10,6 @@ from __future__ import annotations
 
 import io
 import logging
-import os
-import re
 import sys
 from contextlib import suppress
 from copy import deepcopy
@@ -32,8 +30,7 @@ if TYPE_CHECKING:
 
 from .accesslog import AccessLogMiddleware
 from .environ import env
-
-ANSI_ESCAPE_RE = re.compile(r"\x1b\[[0-9;]*m")
+from .tty import strip_ansi, use_color
 
 RESET = "\033[0m"
 
@@ -42,26 +39,6 @@ ACCESS_LOG_FMT = "%(client)s %(status)s %(method)s %(host)s%(path)s %(extra)s%(t
 ACCESS_LOGGER = "fastapi_vue.access"
 
 
-def strip_ansi(text: str) -> str:
-    """Remove ANSI escape codes from text."""
-    return ANSI_ESCAPE_RE.sub("", text)
-
-
-def use_color(stream: io.TextIOBase = sys.stderr) -> bool:
-    """Test if the stream supports color codes."""
-    if os.environ.get("NO_COLOR"):  # Non empty means no (no-color.org)
-        return False
-    if os.environ.get("FORCE_COLOR", "") not in {"", "0"}:  # force-color.org, node
-        return True
-    if hasattr(stream, "isatty") and stream.isatty():
-        return True
-    with suppress(KeyError, ValueError, OSError):  # Journald does color (-ocat)
-        dev, ino = map(int, os.environ["JOURNAL_STREAM"].split(":", 1))
-        st = os.fstat(stream.fileno())
-        return st.st_dev == dev and st.st_ino == ino
-    return False
-
-
 _LEVEL_EMOJI = {
     logging.DEBUG: "🐛",
     logging.INFO: "🔷",
diff --git a/fastapi-vue/fastapi_vue/server.py b/fastapi-vue/fastapi_vue/server.py
index cf62633..8fa5543 100644
--- a/fastapi-vue/fastapi_vue/server.py
+++ b/fastapi-vue/fastapi_vue/server.py
@@ -22,9 +22,9 @@ from .logging import (
     patch_lifespan_logging,
     patch_log_config,
     patch_server_error_middleware,
-    use_color,
 )
 from .startupbox import print_box
+from .tty import use_color
 
 tracerite.load()  # Early load on CLI load (import server); uvicorn workers reload via log config
 
diff --git a/fastapi-vue/fastapi_vue/startupbox.py b/fastapi-vue/fastapi_vue/startupbox.py
index db5c8e1..93de9fa 100644
--- a/fastapi-vue/fastapi_vue/startupbox.py
+++ b/fastapi-vue/fastapi_vue/startupbox.py
@@ -2,14 +2,14 @@
 
 import sys
 
-from .termwidth import display_width, pad_display
+from .tty import display_width, pad_display
 
 
 def print_box(text: str) -> None:
     """Print text in a rounded unicode box sized to its longest line.
 
     The text is split on newlines as-is (not trimmed). Padding accounts
-    for ANSI colors and unicode display width (see termwidth.display_width).
+    for ANSI colors and unicode display width (see tty.display_width).
     """
     lines = text.split("\n")
     width = max(map(display_width, lines))
diff --git a/fastapi-vue/fastapi_vue/termwidth.py b/fastapi-vue/fastapi_vue/tty.py
similarity index 55%
rename from fastapi-vue/fastapi_vue/termwidth.py
rename to fastapi-vue/fastapi_vue/tty.py
index 8a4b4f4..0e1da42 100644
--- a/fastapi-vue/fastapi_vue/termwidth.py
+++ b/fastapi-vue/fastapi_vue/tty.py
@@ -1,11 +1,37 @@
-"""Terminal display width calculation for unicode and ANSI-colored text."""
+"""Terminal color detection, ANSI helpers, and display width calculation."""
 
+from __future__ import annotations
+
+import io
+import os
 import re
+import sys
 import unicodedata
+from contextlib import suppress
 
 ANSI_ESCAPE_RE = re.compile(r"\x1b\[[0-9;:]*[A-Za-z]")
 
 
+def strip_ansi(text: str) -> str:
+    """Remove ANSI escape codes from text."""
+    return ANSI_ESCAPE_RE.sub("", text)
+
+
+def use_color(stream: io.TextIOBase = sys.stderr) -> bool:
+    """Test if the stream supports color codes."""
+    if os.environ.get("NO_COLOR"):  # Non empty means no (no-color.org)
+        return False
+    if os.environ.get("FORCE_COLOR", "") not in {"", "0"}:  # force-color.org, node
+        return True
+    if hasattr(stream, "isatty") and stream.isatty():
+        return True
+    with suppress(KeyError, ValueError, OSError):  # Journald does color (-ocat)
+        dev, ino = map(int, os.environ["JOURNAL_STREAM"].split(":", 1))
+        st = os.fstat(stream.fileno())
+        return st.st_dev == dev and st.st_ino == ino
+    return False
+
+
 def _is_wide(char: str) -> bool:
     """Return True for characters rendered as two terminal columns."""
     if unicodedata.east_asian_width(char) in {"F", "W"}: