%%%  -*- coding: utf-8 -*-
%%% ----------------------------------------------------------------------------
%%% Ninecolors: Select colors with proper WCAG color contrast
%%% Author    : Jianrui Lyu <tolvjr@163.com>
%%% Repository: https://github.com/lvjr/ninecolors
%%% License   : The LaTeX Project Public License 1.3
%%% ----------------------------------------------------------------------------

\NeedsTeXFormat{LaTeX2e}
\ProvidesClass{ninecolors}[2021/04/11 v2021A Select colors with proper color contrast]
\RequirePackage{xcolor}
\selectcolormodel{rgb}

\definecolor{gray1}{gray}{0.14}
\definecolor{gray2}{gray}{0.23}
\definecolor{gray3}{gray}{0.30}
\definecolor{gray4}{gray}{0.38}
\definecolor{gray5}{gray}{0.46}
\definecolor{gray6}{gray}{0.55}
\definecolor{gray7}{gray}{0.64}
\definecolor{gray8}{gray}{0.75}
\definecolor{gray9}{gray}{0.87}

\definecolor{red1}{Hsb}{0,0.67,0.26}%{0,0.95,0.31}
\definecolor{red2}{Hsb}{0,0.67,0.41}
\definecolor{red3}{Hsb}{0,0.67,0.54}
\definecolor{red4}{Hsb}{0,0.67,0.67}
\definecolor{red5}{Hsb}{0,0.60,0.77}
\definecolor{red6}{Hsb}{0,0.46,0.81}
\definecolor{red7}{Hsb}{0,0.34,0.86}
\definecolor{red8}{Hsb}{0,0.22,0.90}
\definecolor{red9}{Hsb}{0,0.11,0.95}

\definecolor{brown1}{Hsb}{30,0.67,0.19}
\definecolor{brown2}{Hsb}{30,0.67,0.31}
\definecolor{brown3}{Hsb}{30,0.67,0.41}
\definecolor{brown4}{Hsb}{30,0.67,0.51}
\definecolor{brown5}{Hsb}{30,0.67,0.62}
\definecolor{brown6}{Hsb}{30,0.67,0.74}
\definecolor{brown7}{Hsb}{30,0.49,0.80}
\definecolor{brown8}{Hsb}{30,0.32,0.86}
\definecolor{brown9}{Hsb}{30,0.15,0.93}

\definecolor{yellow1}{Hsb}{60,0.67,0.15}
\definecolor{yellow2}{Hsb}{60,0.67,0.23}
\definecolor{yellow3}{Hsb}{60,0.67,0.31}
\definecolor{yellow4}{Hsb}{60,0.67,0.39}
\definecolor{yellow5}{Hsb}{60,0.67,0.47}
\definecolor{yellow6}{Hsb}{60,0.67,0.56}
\definecolor{yellow7}{Hsb}{60,0.67,0.66}
\definecolor{yellow8}{Hsb}{60,0.59,0.77}
\definecolor{yellow9}{Hsb}{60,0.27,0.88}

\definecolor{olive1}{Hsb}{90,0.67,0.16}
\definecolor{olive2}{Hsb}{90,0.67,0.25}
\definecolor{olive3}{Hsb}{90,0.67,0.33}
\definecolor{olive4}{Hsb}{90,0.67,0.42}
\definecolor{olive5}{Hsb}{90,0.67,0.51}
\definecolor{olive6}{Hsb}{90,0.67,0.60}
\definecolor{olive7}{Hsb}{90,0.67,0.71}
\definecolor{olive8}{Hsb}{90,0.48,0.81}
\definecolor{olive9}{Hsb}{90,0.22,0.90}

\definecolor{green1}{Hsb}{120,0.67,0.16}
\definecolor{green2}{Hsb}{120,0.67,0.26}
\definecolor{green3}{Hsb}{120,0.67,0.35}
\definecolor{green4}{Hsb}{120,0.67,0.44}
\definecolor{green5}{Hsb}{120,0.67,0.53}
\definecolor{green6}{Hsb}{120,0.67,0.63}
\definecolor{green7}{Hsb}{120,0.67,0.74}
\definecolor{green8}{Hsb}{120,0.42,0.83}
\definecolor{green9}{Hsb}{120,0.19,0.91}

\definecolor{teal1}{Hsb}{150,0.67,0.16}
\definecolor{teal2}{Hsb}{150,0.67,0.26}
\definecolor{teal3}{Hsb}{150,0.67,0.34}
\definecolor{teal4}{Hsb}{150,0.67,0.43}
\definecolor{teal5}{Hsb}{150,0.67,0.52}
\definecolor{teal6}{Hsb}{150,0.67,0.62}
\definecolor{teal7}{Hsb}{150,0.67,0.73}
\definecolor{teal8}{Hsb}{150,0.44,0.82}
\definecolor{teal9}{Hsb}{150,0.20,0.91}

\definecolor{cyan1}{Hsb}{180,0.67,0.16}
\definecolor{cyan2}{Hsb}{180,0.67,0.25}
\definecolor{cyan3}{Hsb}{180,0.67,0.33}
\definecolor{cyan4}{Hsb}{180,0.67,0.42}
\definecolor{cyan5}{Hsb}{180,0.67,0.51}
\definecolor{cyan6}{Hsb}{180,0.67,0.60}
\definecolor{cyan7}{Hsb}{180,0.67,0.71}
\definecolor{cyan8}{Hsb}{180,0.47,0.81}
\definecolor{cyan9}{Hsb}{180,0.21,0.90}

\definecolor{azure1}{Hsb}{210,0.67,0.22}
\definecolor{azure2}{Hsb}{210,0.67,0.35}
\definecolor{azure3}{Hsb}{210,0.67,0.47}
\definecolor{azure4}{Hsb}{210,0.67,0.59}
\definecolor{azure5}{Hsb}{210,0.67,0.71}
\definecolor{azure6}{Hsb}{210,0.56,0.78}
\definecolor{azure7}{Hsb}{210,0.41,0.83}
\definecolor{azure8}{Hsb}{210,0.27,0.88}
\definecolor{azure9}{Hsb}{210,0.13,0.94}

\definecolor{blue1}{Hsb}{240,0.67,0.34}
\definecolor{blue2}{Hsb}{240,0.67,0.53}
\definecolor{blue3}{Hsb}{240,0.67,0.70}
\definecolor{blue4}{Hsb}{240,0.58,0.77}
\definecolor{blue5}{Hsb}{240,0.48,0.81}
\definecolor{blue6}{Hsb}{240,0.39,0.84}
\definecolor{blue7}{Hsb}{240,0.29,0.87}
\definecolor{blue8}{Hsb}{240,0.19,0.91}
\definecolor{blue9}{Hsb}{240,0.10,0.95}

\definecolor{violet1}{Hsb}{270,0.67,0.29}
\definecolor{violet2}{Hsb}{270,0.67,0.45}
\definecolor{violet3}{Hsb}{270,0.67,0.60}
\definecolor{violet4}{Hsb}{270,0.67,0.75}
\definecolor{violet5}{Hsb}{270,0.54,0.79}
\definecolor{violet6}{Hsb}{270,0.43,0.82}
\definecolor{violet7}{Hsb}{270,0.32,0.86}
\definecolor{violet8}{Hsb}{270,0.21,0.90}
\definecolor{violet9}{Hsb}{270,0.11,0.95}

\definecolor{magenta1}{Hsb}{300,0.67,0.23}
\definecolor{magenta2}{Hsb}{300,0.67,0.37}
\definecolor{magenta3}{Hsb}{300,0.67,0.49}
\definecolor{magenta4}{Hsb}{300,0.67,0.61}
\definecolor{magenta5}{Hsb}{300,0.67,0.74}
\definecolor{magenta6}{Hsb}{300,0.51,0.80}
\definecolor{magenta7}{Hsb}{300,0.37,0.84}
\definecolor{magenta8}{Hsb}{300,0.24,0.89}
\definecolor{magenta9}{Hsb}{300,0.12,0.94}

\definecolor{purple1}{Hsb}{330,0.67,0.25}
\definecolor{purple2}{Hsb}{330,0.67,0.39}
\definecolor{purple3}{Hsb}{330,0.67,0.52}
\definecolor{purple4}{Hsb}{330,0.67,0.65}
\definecolor{purple5}{Hsb}{330,0.63,0.76}
\definecolor{purple6}{Hsb}{330,0.48,0.81}
\definecolor{purple7}{Hsb}{330,0.35,0.85}
\definecolor{purple8}{Hsb}{330,0.23,0.90}
\definecolor{purple9}{Hsb}{330,0.11,0.95}

