respect ansi theme

src/textual/color.py

@@ -40,6 +40,7 @@ import rich.repr
 from rich.color import Color as RichColor
 from rich.color import ColorType
 from rich.color_triplet import ColorTriplet
+from rich.terminal_theme import TerminalTheme
 from typing_extensions import Final
 
 from textual._color_constants import ANSI_COLORS, COLOR_NAME_TO_RGB
@@ -176,7 +177,9 @@ class Color(NamedTuple):
         return cls(0, 0, 0, alpha_percentage / 100.0, auto=True)
 
     @classmethod
-    def from_rich_color(cls, rich_color: RichColor | None) -> Color:
+    def from_rich_color(
+        cls, rich_color: RichColor | None, theme: TerminalTheme | None = None
+    ) -> Color:
         """Create a new color from Rich's Color class.
 
         Args:
@@ -187,7 +190,7 @@ class Color(NamedTuple):
         """
         if rich_color is None:
             return TRANSPARENT
-        r, g, b = rich_color.get_truecolor()
+        r, g, b = rich_color.get_truecolor(theme)
         return cls(r, g, b)
 
     @classmethod

src/textual/content.py

@@ -182,11 +182,16 @@ class Content(Visual):
         """
         if isinstance(text, str):
             text = Text.from_markup(text)
+        app = active_app.get()
         spans = [
             Span(
                 start,
                 end,
-                style if isinstance(style, str) else Style.from_rich_style(style),
+                (
+                    style
+                    if isinstance(style, str)
+                    else Style.from_rich_style(style, app.ansi_theme)
+                ),
             )
             for start, end, style in text._spans
         ]
@@ -683,12 +688,12 @@ class Content(Visual):
             return
 
         if parse_style is None:
-            console = active_app.get().console
+            app = active_app.get()
             # TODO: Update when we add Content.from_markup
 
             def get_style(style: str, /) -> Style:
                 return (
-                    Style.from_rich_style(console.get_style(style))
+                    Style.from_rich_style(app.console.get_style(style), app.ansi_theme)
                     if isinstance(style, str)
                     else style
                 )

src/textual/visual.py

@@ -13,6 +13,7 @@ from rich.measure import Measurement
 from rich.protocol import is_renderable, rich_cast
 from rich.segment import Segment
 from rich.style import Style as RichStyle
+from rich.terminal_theme import TerminalTheme
 from rich.text import Text
 
 from textual._context import active_app
@@ -141,7 +142,9 @@ class Style:
         return new_style
 
     @classmethod
-    def from_rich_style(cls, rich_style: RichStyle) -> Style:
+    def from_rich_style(
+        cls, rich_style: RichStyle, theme: TerminalTheme | None = None
+    ) -> Style:
         """Build a Style from a (Rich) Style.
 
         Args:
@@ -151,8 +154,8 @@ class Style:
             New Style.
         """
         return Style(
-            Color.from_rich_color(rich_style.bgcolor),
-            Color.from_rich_color(rich_style.color),
+            Color.from_rich_color(rich_style.bgcolor, theme),
+            Color.from_rich_color(rich_style.color, theme),
             bold=rich_style.bold,
             dim=rich_style.dim,
             italic=rich_style.italic,