public void testCMYK() {
ReadonlyTColor c = TColor.newHex("00ffff");
assertEquals(1f, c.cyan());
assertEquals(0f, c.magenta());
assertEquals(0f, c.yellow());
assertEquals(0f, c.black());
assertEquals(0f, TColor.WHITE.black());
assertEquals(1f, TColor.BLACK.black());
assertEquals(1f, TColor.YELLOW.yellow());
assertEquals(0f, TColor.YELLOW.cyan());