:root > * {
  --md-primary-fg-color: #6a6;
  --md-primary-fg-color--light: #6a6;
  --md-primary-fg-color--dark: #6a6;
}

span.duedate {
  color: #a33;
}

.span.duedate > a {
  color: #a33;
  text-decoration: underline;
}