     </dt>
        <dd>
          <p>Composite the source and destination image by choosing the highest value
from each color channel.</p>
<p>The opacity of the output image is computed in the same way as for
<a href="dart-ui/BlendMode-class.html">srcOver</a>.</p>
<p><img alt="" src="https://flutter.github.io/assets-for-api-docs/assets/dart-ui/blend_mode_lighten.png"></p>
                  
  <div>
            <span class="signature"><code>const BlendMode(17)</code></span>
          </div>
        </dd>
   