message: doc: added documentation and an example for named colors
diff: +//! Set of colors available for use in Zoon. They can be used in every methods
  +//! accepting [HSLuv] colors. The palette is based on <https://tailwindcss.com/docs/customizing-colors>
  +//! ```no_run
  +//! use zoon::{named_color::*, *};
  +//!
  +//! let (hovered, hovered_signal) = Mutable::new_and_signal(false);
  +//!
  +//! let button = Button::new()
  +//! .s(Background::new().color_signal(hovered_signal.map_bool(|| GREEN_7, || GREEN_8)))
  +//! .on_hovered_change(move |is_hovered| hovered.set_neq(is_hovered));
  +//! ```
  use crate::*;
  +/// Get `hsluv` value for the given color.
  macro_rules! color {
  ($color:ident => $h:literal, $s:literal, $l:literal) => {
  pub static $color: HSLuv = hsluv!($h, $s, $l);
  };
  }
  -// The palette based on https://tailwindcss.com/docs/customizing-colors
  -
  color!(GRAY_0 => 235.5, 22.1, 98.2);
  color!(GRAY_1 => 248.2, 18.5, 96.2);
  color!(GRAY_2 => 248.3, 16.7, 91.6);
  