该宏\labelitemi
包含第一级的符号itemize
,可以重新定义为:
\renewcommand*{\labelitemi}{\textcolor{gray}{\textbullet}}
完整示例:
\documentclass{article}
\usepackage{xcolor}
\usepackage{blindtext}
\renewcommand*{\labelitemi}{\textcolor{gray}{\textbullet}}
\begin{document}
\blinditemize
\end{document}