Returns:</p>
<ul class="simple">
<li><p><strong>tuple</strong>:</p></li>
</ul>
<p>A tuple <cite>(Y, I, Q)</cite> where:
- <strong>Y</strong> (float): The Luma component, representing brightness.
- <strong>I</strong> (float): The In-phase chrominance, representing the orange-blue hue.
- <strong>Q</strong> (float): The Quadrature chrominance, representing the purple-green hue.</p>
<p>Raises:</p>
<ul class="simple">
<li><p><strong>ValueError</strong>:
If any input value is outside the valid range [0