> For the complete documentation index, see [llms.txt](https://xlswriter-docs.viest.me/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://xlswriter-docs.viest.me/zhong-wen-jian-ti/style-list/color-constants.md).

# 颜色常量

## 内置常量

```php
Format::COLOR_BLACK
Format::COLOR_BLUE
Format::COLOR_BROWN
Format::COLOR_CYAN
Format::COLOR_GRAY
Format::COLOR_GREEN
Format::COLOR_LIME
Format::COLOR_MAGENTA
Format::COLOR_NAVY
Format::COLOR_ORANGE
Format::COLOR_PINK
Format::COLOR_PURPLE
Format::COLOR_RED
Format::COLOR_SILVER
Format::COLOR_WHITE
Format::COLOR_YELLOW
```

## RGB十六进制示例

```php
// 午夜的蓝色，#191970
0x191970
```