chromium/third_party/blink/web_tests/dark-mode/images/image.html

<!DOCTYPE html>
<img src="resources/png-simple.png">
<img src="resources/icon.png" height="30" width="30"></img>
<img src="resources/icon.png" height="40" width="40"></img>
<img src="resources/icon.png" height="50" width="50"></img>