 sum of their squares is always one, so the total intensity will always be more or less the same.
   </div>
   <div>
        <br>
   </div>
   <div>
        This results in the following RGB curves:
   </div>
   <div>
        <a href="../Images/RGB_rainbow.png" title="RGB_rainbow.png"><img src="../Images/RGB_rainbow.png" alt="RGB_rainbow.png"></a>
   </div>
   <div>
        <br>
   </div>
   <h3>Using the example</h3>
   <div>
        Download the example from <a href="https://github.com/tttapa/ESP8266/tree