Beans_Lessc::lib_rgbahex PHP Method

    protected function lib_rgbahex($color)
    {
        $color = $this->coerceColor($color);
        if (is_null($color)) {
            $this->throwError("color expected for rgbahex");
        }
        return sprintf("#%02x%02x%02x%02x", isset($color[4]) ? $color[4] * 255 : 255, $color[1], $color[2], $color[3]);
    }