| Value | Meaning |
|---|---|
| FG_BLACK0 | Use black as foreground color. |
| FG_RED1 | Use red as foreground color. |
| FG_GREEN2 | Use green as foreground color. |
| FG_YELLOW3 | Use yellow as foreground color. |
| FG_BLUE4 | Use blue as foreground color. |
| FG_MAGENTA5 | Use magenta as foreground color. |
| FG_CYAN6 | Use cyan as foreground color. |
| FG_WHITE7 | Use white as foreground color. |
| BG_BLACK0 | Use black as background color. |
| BG_RED16 | Use red as background color. |
| BG_GREEN32 | Use green as background color. |
| BG_YELLOW48 | Use yellow as background color. |
| BG_BLUE64 | Use blue as background color. |
| BG_MAGENTA80 | Use magenta as background color. |
| BG_CYAN96 | Use cyan as background color. |
| BG_WHITE112 | Use white as background color. |
| BOLD256 | Make the output bold. |
| UNDERLINE512 | Underline the output. |
These are some terminal style flags you can use when creating your debugging categories to make them stand out in debugging output.