Contrast

Calculate contrast between two colors as specified by WCAG 2

Usage

use contrast::contrast;
use rgb::RGB8;

fn main() {
    let contrast: f32 = contrast(RGB8::from([255, 255, 255]), RGB8::from([255, 255, 0]));
    assert_eq!(contrast, 1.0738392);
}

License

Licensed under either of

• Apache License, Version 2.0, (LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0)
• MIT license (LICENSE-MIT or https://opensource.org/licenses/MIT)

at your option.

Contribution

Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions.