Example: Windows API Background Color Example in C

// Windows API Background Color Example
    #include <stdio.h>
    #include <windows.h> // Required for Windows Console API functions

    int main() {
        // Step 1: Get a handle to the standard output device (console)
        HANDLE hConsole = GetStdHandle(STD_OUTPUT_HANDLE);

        // Step 2: Define color attributes using a combination of flags
        // Background colors:
        // BACKGROUND_BLUE, BACKGROUND_GREEN, BACKGROUND_RED, BACKGROUND_INTENSITY
        // Foreground colors:
        // FOREGROUND_BLUE, FOREGROUND_GREEN, FOREGROUND_RED, FOREGROUND_INTENSITY

        // Default attributes (usually white foreground, black background)
        WORD defaultAttributes;
        CONSOLE_SCREEN_BUFFER_INFO csbi;
        GetConsoleScreenBufferInfo(hConsole, &csbi);
        defaultAttributes = csbi.wAttributes;

        // Display text with red background and white foreground
        SetConsoleTextAttribute(hConsole, FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE | BACKGROUND_RED); // White text, Red background
        printf("This text has a red background and white foreground.\n");

        // Reset to default attributes
        SetConsoleTextAttribute(hConsole, defaultAttributes);
        printf("This text has the default background and foreground.\n");

        // Display text with green background and black foreground
        SetConsoleTextAttribute(hConsole, FOREGROUND_BLACK | BACKGROUND_GREEN); // Black text, Green background
        printf("This text has a green background and black foreground.\n");

        // Reset to default attributes
        SetConsoleTextAttribute(hConsole, defaultAttributes);
        printf("Another line with default colors.\n");

        return 0;
    }