Black Law’s Dictionary defines “color” as

"An appearance, semblance, or simulacrum, as distinguished from that which is real. A prima facia or apparent right. Hence, a deceptive appearance, a plausible, assumed exterior, concealing a lack of reality; a disguise or pretext. See also colorable."

it is is colorable because it is deceptively disguised as law.

it only appears to be the republic.

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section 242 of the U.s. code below explains deprivation of rights under color of law.

Color of Law