Latex 设置字体颜色

1、检查是否已经安装支持xcolor package

      sudo apt-get install  texlive-latex-recommended

2、包含xcolor package

      \documentclass{minimal}                                                                                                                                                                                                                      
 \usepackage{amssymb,amsmath}
 \usepackage{CJKutf8}
 \usepackage{xcolor}
 \begin{document}
 \begin{CJK}{UTF8}{gbsn}

3、应用

           \text{$\boldsymbol{h}_t$: \color{red}真值}