<style>
body {
  color: green;
}
span {
  box-shadow: 5px 5px color-mix(in srgb, green, currentColor);
  text-shadow: 5px 5px color-mix(in srgb, green, currentColor);
  background: linear-gradient(green, color-mix(in srgb, green, currentcolor));
  filter: drop-shadow(30px 10px 4px color-mix(in srgb, green, currentcolor));
}
</style>

<span> PASS if no crash and only green</span>

