chrome/browser/resources/privacy_sandbox/internals/value_display.html

<style>
#type {
  color: dimgray;
  font-size: 0.6rem;
}

#logical-value.defined {
  color: dimgray;
  margin-left: 1rem;
  padding-left: 4px;
  padding-right: 4px;
}

#logical-value.defined::before {
  content: "("
}

#logical-value.defined::after {
  content: ")"
}

span.bool-true {
  color: green;
}

span.bool-false {
  color: red;
}

span.none {
  color: orange;
}
</style>
<span id="type"></span>
<span id="value"></span>
<span id="logical-value"></span>