Full CGA 16-color palette in CSS

cga-palette.css

.cga-palette {
	/* low intensity */
	--black: #000000;
	--blue: #0000AA;
	--green: #00AA00;
	--cyan: #00AAAA;
	--red: #AA0000;
	--magenta: #AA00AA;
	--brown: #AA5500;
	--light-gray: #AAAAAA;

	/* high intensity */
	--dark-gray: #555555;
	--light-blue: #5555FF;
	--light-green: #55FF55;
	--light-cyan: #55FFFF;
	--light-red: #FF5555;
	--light-magenta: #FF55FF;
	--yellow: #FFFF55;
	--white: #FFFFFF;
}