洛谷的$\LaTeX$是不是只有 ${\color{red} 红}$ ${\color{orange} 橙}$ ${\color{yellow} 黄}$ ${\color{green} 绿}$ ${\color{cyan} 青}$ ${\color{blue} 蓝}$ ${\color{purple} 紫}$ ${\color{gold} 金}$ ${\color{brown} 棕}$ ${\color{black} 黑}$ ${\color{pink} 粉}$ ${\color{silver}银}$ ${\color{gray} 灰}$ 和“默认字体”这几种颜色？

qwjb，wgzs