public function testConvert()
{
$c = new Color(new Rgb(112, 124, 228));
$this->assertEquals(51, $c->cmyk->getCyan());
$this->assertEquals(46, $c->cmyk->getMagenta());
$this->assertEquals(0, $c->cmyk->getYellow());
$this->assertEquals(11, $c->cmyk->getBlack());
$this->assertEquals('70', $c->hex->getRed());
$this->assertEquals('7c', $c->hex->getGreen());
$this->assertEquals('e4', $c->hex->getBlue());
$this->assertEquals(234, $c->hsb->getHue());
$this->assertEquals(51, $c->hsb->getSaturation());
$this->assertEquals(89, $c->hsb->getBrightness());
$this->assertEquals(55, $c->lab->getL());
$this->assertEquals(23, $c->lab->getA());
$this->assertEquals(-54, $c->lab->getB());
}