def hex_to_latex(hex_color, text="Color"):
    # Ensure the hex code starts with '#'
    if hex_color.startswith('#'):
        hex_color = hex_color[1:]
    
    # Convert hex to RGB (0-255)
    r, g, b = tuple(int(hex_color[i:i+2], 16) for i in (0, 2, 4))
    
    # Normalize to (0-1) range for LaTeX
    r_norm, g_norm, b_norm = r / 255, g / 255, b / 255
    
    # Format LaTeX command
    latex_command = f"{{\\textsf{{\\textcolor[rgb]{{{r_norm:.3f}, {g_norm:.3f}, {b_norm:.3f}}}{{{text}}}}}}}"
    
    return latex_command

# Example usage
hex_code = "#300A24"
print(hex_to_latex(hex_code, "■"))   # Outputs: {\textsf{\textcolor[rgb]{0.188, 0.039, 0.141}{■}}}