Rust CSS Color Parser Library

Documentation • Changelog • Features

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Rust library for parsing CSS color string as defined in the W3C's CSS Color Module Level 4.

Supported Color Format

• Named colors
• RGB hexadecimal (with and without # prefix)
  • Short format #rgb
  • Short format with alpha #rgba
  • Long format #rrggbb
  • Long format with alpha #rrggbbaa
• rgb() and rgba()
• hsl() and hsla()
• hwb()
• lab()
• lch()
• oklab()
• oklch()
• hwba(), hsv(), hsva() - not in CSS standard.

Usage

Add this to your Cargo.toml

csscolorparser = "0.7"

Examples

Using csscolorparser::parse() function.

let c = csscolorparser::parse("rgb(100%,0%,0%)")?;

assert_eq!(c.to_array(), [1.0, 0.0, 0.0, 1.0]);
assert_eq!(c.to_rgba8(), [255, 0, 0, 255]);
assert_eq!(c.to_css_hex(), "#ff0000");
assert_eq!(c.to_css_rgb(), "rgb(255 0 0)");
assert_eq!(c.name(), Some("red"));

Using parse() method on &str.

use csscolorparser::Color;

let c: Color = "#ff00007f".parse()?;

assert_eq!(c.to_rgba8(), [255, 0, 0, 127]);
assert_eq!(c.to_css_hex(), "#ff00007f");

Features

Default

• named-colors: Enables parsing from named colors. Requires phf. Can be disabled using default-features = false.

Optional

• lab: Enables parsing lab() and lch() color format.
• rust-rgb: Enables converting from rgb crate types into Color.
• cint: Enables converting cint crate types to and from Color.
• serde: Enables serializing (into HEX string) and deserializing (from any supported string color format) using serde framework.

Similar Projects

• csscolorparser (Go)
• csscolorparser (Javascript)