White black-columbian

Color and pattern male

Head: white.

Neck: each hackle-feather with a medium-wide green-glossy black shaft-stripe, surrounded by a narrow silver-white lace running around the tip; front of the neck white.

Back, shoulders and saddle-hackle: white, below the neck-hackle black and white.

Tail: steering-feathers black; support-feathers black with white lacing; sickles and coverts green-glossy black; smaller-coverts with narrow silver-white lacing.

Wings: bow white, may be partly black; wing-arch and wing-bar white.

Primary-flights: black with white lace on the outside of the outer-vane.

Secondary-flights: inner-vane black with white lace running around the tip; outer-vane white, forming a complete white wing when it is closed.

Breast, flanks, thighs, belly and rear-part: white.

Down: white, light grey permitted.

Serious Faults

Insufficient or broken shaft-stripes in the neck-hackle. White in the sickles. Presence of black in areas that should be white. Shaft-stripes in the saddle-hackle. Strong yellow tint in the ornamental feathers.

Faults

Serious faults to a lesser degree. Insufficient pattern in tail support-feathers and wing-flights.

Color and pattern female

Head: white.

Neck: each hackle-feather with a medium-wide green-glossy black shaft-stripe, surrounded by a narrow silver-white lace running around the tip; front of the neck white.

Back and shoulders: white, below the neck-hackle black and white.

Tail: steering-feathers black, except for the top two feathers, which are vague white-laced; coverts black with narrow white lace.

Wings: bow and coverts white.

Primary-flights: black with white lace on the outside of the outer-vane.

Secondary-flights: inner-vane black with white lace running around the tip; outer-vane white, forming a complete white wing when it is closed.

Breast, flanks, thighs, belly and rear-part: white.

Down: white, light grey permitted.

Serious faults

Insufficient or broken shaft-stripes in the neck-hackle. Broad and vague white lace tail-coverts. Presence of black in areas that should be white.

Faults

Serious faults to a lesser degree. Insufficient pattern in tail-coverts and wing-flights.

 

Genetic code: https://kippenjungle.nl/Overzicht.htm

Website from Henk Meijers with all available information regarding chicken genetics including the world famous 

Chicken Color Calculator