Duty to Retreat may as well be called Duty to Die.

Dark green represents stand your ground by statute states.

Light green represents stand your ground by judicial decision or jury instruction.

Blue represents duty to retreat.

Yellow represents middle-ground.

That weird light blueish color represents duty to retreat except for home invasions.

The dark green states are the only places that I will ever agree to live in.

Light green opens a wider door for the state to drag you though the mud and destroy your life if you use a gun in self-defense than the dark green states.