diff --git a/src/backend/html_markdown.py b/src/backend/html_markdown.py
index 968c04e4..186697c1 100644
--- a/src/backend/html_markdown.py
+++ b/src/backend/html_markdown.py
@@ -9,6 +9,8 @@ import mistune
from html_sanitizer.sanitizer import Sanitizer
from lxml.html import HtmlElement # nosec
+from .svg_colors import SVG_COLORS
+
class MarkdownInlineGrammar(mistune.InlineGrammar):
"""Markdown inline elements syntax modifications for the Mistune parser.
@@ -68,7 +70,10 @@ class MarkdownInlineLexer(mistune.InlineLexer):
class MarkdownRenderer(mistune.Renderer):
def color(self, color: str, text: str):
- """Render given text with a color using ``."""
+ """Render given text with a color using ``."""
+
+ # This may be a color name, try to get a #hex code for it.
+ color = SVG_COLORS.get(re.sub(r"\s", "", color.lower()), color)
return f'{text}'
diff --git a/src/backend/svg_colors.py b/src/backend/svg_colors.py
new file mode 100644
index 00000000..870d2a3d
--- /dev/null
+++ b/src/backend/svg_colors.py
@@ -0,0 +1,172 @@
+# Copyright 2018 Dave Eddy
+
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+"""Standard SVG/CSS colors - https://github.com/bahamas10/css-color-names"""
+
+SVG_COLORS = {
+ "aliceblue": "#f0f8ff",
+ "antiquewhite": "#faebd7",
+ "aqua": "#00ffff",
+ "aquamarine": "#7fffd4",
+ "azure": "#f0ffff",
+ "beige": "#f5f5dc",
+ "bisque": "#ffe4c4",
+ "black": "#000000",
+ "blanchedalmond": "#ffebcd",
+ "blue": "#0000ff",
+ "blueviolet": "#8a2be2",
+ "brown": "#a52a2a",
+ "burlywood": "#deb887",
+ "cadetblue": "#5f9ea0",
+ "chartreuse": "#7fff00",
+ "chocolate": "#d2691e",
+ "coral": "#ff7f50",
+ "cornflowerblue": "#6495ed",
+ "cornsilk": "#fff8dc",
+ "crimson": "#dc143c",
+ "cyan": "#00ffff",
+ "darkblue": "#00008b",
+ "darkcyan": "#008b8b",
+ "darkgoldenrod": "#b8860b",
+ "darkgray": "#a9a9a9",
+ "darkgreen": "#006400",
+ "darkgrey": "#a9a9a9",
+ "darkkhaki": "#bdb76b",
+ "darkmagenta": "#8b008b",
+ "darkolivegreen": "#556b2f",
+ "darkorange": "#ff8c00",
+ "darkorchid": "#9932cc",
+ "darkred": "#8b0000",
+ "darksalmon": "#e9967a",
+ "darkseagreen": "#8fbc8f",
+ "darkslateblue": "#483d8b",
+ "darkslategray": "#2f4f4f",
+ "darkslategrey": "#2f4f4f",
+ "darkturquoise": "#00ced1",
+ "darkviolet": "#9400d3",
+ "deeppink": "#ff1493",
+ "deepskyblue": "#00bfff",
+ "dimgray": "#696969",
+ "dimgrey": "#696969",
+ "dodgerblue": "#1e90ff",
+ "firebrick": "#b22222",
+ "floralwhite": "#fffaf0",
+ "forestgreen": "#228b22",
+ "fuchsia": "#ff00ff",
+ "gainsboro": "#dcdcdc",
+ "ghostwhite": "#f8f8ff",
+ "goldenrod": "#daa520",
+ "gold": "#ffd700",
+ "gray": "#808080",
+ "green": "#008000",
+ "greenyellow": "#adff2f",
+ "grey": "#808080",
+ "honeydew": "#f0fff0",
+ "hotpink": "#ff69b4",
+ "indianred": "#cd5c5c",
+ "indigo": "#4b0082",
+ "ivory": "#fffff0",
+ "khaki": "#f0e68c",
+ "lavenderblush": "#fff0f5",
+ "lavender": "#e6e6fa",
+ "lawngreen": "#7cfc00",
+ "lemonchiffon": "#fffacd",
+ "lightblue": "#add8e6",
+ "lightcoral": "#f08080",
+ "lightcyan": "#e0ffff",
+ "lightgoldenrodyellow": "#fafad2",
+ "lightgray": "#d3d3d3",
+ "lightgreen": "#90ee90",
+ "lightgrey": "#d3d3d3",
+ "lightpink": "#ffb6c1",
+ "lightsalmon": "#ffa07a",
+ "lightseagreen": "#20b2aa",
+ "lightskyblue": "#87cefa",
+ "lightslategray": "#778899",
+ "lightslategrey": "#778899",
+ "lightsteelblue": "#b0c4de",
+ "lightyellow": "#ffffe0",
+ "lime": "#00ff00",
+ "limegreen": "#32cd32",
+ "linen": "#faf0e6",
+ "magenta": "#ff00ff",
+ "maroon": "#800000",
+ "mediumaquamarine": "#66cdaa",
+ "mediumblue": "#0000cd",
+ "mediumorchid": "#ba55d3",
+ "mediumpurple": "#9370db",
+ "mediumseagreen": "#3cb371",
+ "mediumslateblue": "#7b68ee",
+ "mediumspringgreen": "#00fa9a",
+ "mediumturquoise": "#48d1cc",
+ "mediumvioletred": "#c71585",
+ "midnightblue": "#191970",
+ "mintcream": "#f5fffa",
+ "mistyrose": "#ffe4e1",
+ "moccasin": "#ffe4b5",
+ "navajowhite": "#ffdead",
+ "navy": "#000080",
+ "oldlace": "#fdf5e6",
+ "olive": "#808000",
+ "olivedrab": "#6b8e23",
+ "orange": "#ffa500",
+ "orangered": "#ff4500",
+ "orchid": "#da70d6",
+ "palegoldenrod": "#eee8aa",
+ "palegreen": "#98fb98",
+ "paleturquoise": "#afeeee",
+ "palevioletred": "#db7093",
+ "papayawhip": "#ffefd5",
+ "peachpuff": "#ffdab9",
+ "peru": "#cd853f",
+ "pink": "#ffc0cb",
+ "plum": "#dda0dd",
+ "powderblue": "#b0e0e6",
+ "purple": "#800080",
+ "rebeccapurple": "#663399",
+ "red": "#ff0000",
+ "rosybrown": "#bc8f8f",
+ "royalblue": "#4169e1",
+ "saddlebrown": "#8b4513",
+ "salmon": "#fa8072",
+ "sandybrown": "#f4a460",
+ "seagreen": "#2e8b57",
+ "seashell": "#fff5ee",
+ "sienna": "#a0522d",
+ "silver": "#c0c0c0",
+ "skyblue": "#87ceeb",
+ "slateblue": "#6a5acd",
+ "slategray": "#708090",
+ "slategrey": "#708090",
+ "snow": "#fffafa",
+ "springgreen": "#00ff7f",
+ "steelblue": "#4682b4",
+ "tan": "#d2b48c",
+ "teal": "#008080",
+ "thistle": "#d8bfd8",
+ "tomato": "#ff6347",
+ "turquoise": "#40e0d0",
+ "violet": "#ee82ee",
+ "wheat": "#f5deb3",
+ "white": "#ffffff",
+ "whitesmoke": "#f5f5f5",
+ "yellow": "#ffff00",
+ "yellowgreen": "#9acd32",
+}