libcolor (npm): Basic color classes implementation
Keywords: CSSColors|Transparency|Color|white|WHITE|lightGray|LIGHT_GRAY|gray|GRAY|darkGray|DARK_GRAY|black|BLACK|red|RED|pink|PINK|orange|ORANGE|yellow|YELLOW|green|GREEN|magenta|MAGENTA|cyan|CYAN|blue|BLUE|transparent|TRANSPARENT|ColorMatrix|ColorMatrixFilter