Editorial destructive CTA. Filled with t.clay (terracotta). Used for
"Delete org", "Revoke access", "Remove member" — actions that are
irreversible from the user's perspective.
Editorial primary CTA. Filled with t.ochre in light mode (warm) and
t.forest in dark (the theme collapses ochre onto forest in dark — see
DuTaToColors.dark). White-ish foreground. Used for the "headline"
action of a screen ("Begin →", "Assign curriculum", "Save").
Editorial secondary CTA. Hairline outline on paper. Used for the
supporting action next to a PrimaryButton ("Export", "Cancel",
"Switch to organization").