Some ways for colorizing the text in different operating system.
Red='\033[0;31m' 
Black='\033[0;30m'     
Dark_Gray='\033[1;30m'    
Light_Red='\033[1;31m'
Green='\033[0;32m'     
Light_Green='\033[1;32m'
Brown_Orange='\033[0;33m'     
Yellow='\033[1;33m'
Blue='\033[0;34m'     
Light_Blue='\033[1;34m'
Purple='\033[0;35m'     
Light_Purple='\033[1;35m'
Cyan='\033[0;36m'     
Light_Cyan='\033[1;36m'
Light_Gray='\033[0;37m'     
White='\033[1;37m'std::cout << "\033[0;31mError.\n"
| Code | Color | 
|---|---|
| [0;31m | Red | 
| [1;31m | Bold Red | 
| [0;32m | Green | 
| [1;32m | Bold Green | 
| [0;33m | Yellow | 
| [01;33m | Bold Yellow | 
| [0;34m | Blue | 
| [1;34m | Bold Blue | 
| [0;35m | Magenta | 
| [1;35m | Bold Magenta | 
| [0;36m | Cyan | 
| [1;36m | Bold Cyan | 
| [0m | Reset | 
| Color | Value | 
|---|---|
| BLACK | 0 | 
| BLUE | 1 | 
| GREEN | 2 | 
| CYAN | 3 | 
| RED | 4 | 
| MAGENTA | 5 | 
| BROWN | 6 | 
| LIGHTGRAY | 7 | 
| DARKGRAY | 8 | 
| LIGHTBLUE | 9 | 
| LIGHTGREEN | 10 | 
| LIGHTCYAN | 11 | 
| LIGHTRED | 12 | 
| LIGHTMAGENTA | 13 | 
| YELLOW | 14 | 
| WHITE | 15 |