From c904bf00c010e9e54a59d05864cf09541cd515c9 Mon Sep 17 00:00:00 2001
From: NSPC911 <87571998+NSPC911@users.noreply.github.com>
Date: Fri, 2 Jan 2026 00:02:17 +0800
Subject: [PATCH] feat(themes): add atom-one-dark and atom-one-light

---
 docs/guide/design.md | 10 ++++++++++
 src/textual/theme.py | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 44 insertions(+)

diff --git a/docs/guide/design.md b/docs/guide/design.md
index 08fc2bb42b..52876a4107 100644
--- a/docs/guide/design.md
+++ b/docs/guide/design.md
@@ -29,6 +29,16 @@ Click on the tabs below to see how themes can change the appearance of an app.
     ```{.textual path="docs/examples/themes/todo_app.py" press="ctrl+t,ctrl+t,ctrl+t,ctrl+t"}
     ```
 
+=== "atom-one-dark"
+
+    ```{.textual path="docs/examples/themes/todo_app.py" press="ctrl+t,ctrl+t,ctrl+t,ctrl+t,ctrl+t"}
+    ```
+
+=== "atom-one-light"
+
+    ```{.textual path="docs/examples/themes/todo_app.py" press="ctrl+t,ctrl+t,ctrl+t,ctrl+t,ctrl+t,ctrl+t"}
+    ```
+
 ## Changing the theme
 
 The theme can be changed at runtime via the [Command Palette](./command_palette.md) (++ctrl+p++).
diff --git a/src/textual/theme.py b/src/textual/theme.py
index d80aaacd71..d1247417b0 100644
--- a/src/textual/theme.py
+++ b/src/textual/theme.py
@@ -376,6 +376,40 @@ def to_color_system(self) -> ColorSystem:
             "block-cursor-background": "#575279",
         },
     ),
+    "atom-one-dark": Theme(
+        name="atom-one-dark",
+        primary="#61AFEF",
+        secondary="#C678DD",
+        warning="#DEB25B",
+        error="#F06262",
+        success="#62F062",
+        accent="#A378C2",
+        foreground="#ABB2BF",
+        background="#282C34",
+        surface="#3B414D",
+        panel="#4F5666",
+        boost=None,
+        dark=True,
+        luminosity_spread=0.15,
+        text_alpha=0.95,
+    ),
+    "atom-one-light": Theme(
+        name="atom-one-light",
+        primary="#4078F2",
+        secondary="#A626A4",
+        warning="#D8D938",
+        error="#F23F3F",
+        success="#6CF23F",
+        accent="#bf9232",
+        foreground="#383A42",
+        background="#FAFAFA",
+        surface="#E0E0E0",
+        panel="#CCCCCC",
+        boost=None,
+        dark=False,
+        luminosity_spread=0.15,
+        text_alpha=0.95,
+    ),
 }