Their positions on these points were at least colorable from a legal perspective.
Legality is merely a "colorable" contract that those you have duped have, unknowingly, agreed to.
It is arguable that the opposite is more "colorable" given recent history.
"colorable," a word he used frequently during his hearing.
I suppose if charged with obstruction of justice or similar offense for refusing to testify, under the right factual circumstances the witness might have a colorable necessity defense, e.g. if he feared being “rubbed out” by the person against whom he was to testify.