Blue copper-neck
Color and pattern male
Head: copper.
Neck- and saddlehackle: copper, each feather with a distinct blue shaft-stripe that may not extend to the tip.
Back: copper.
Shoulders and wing-bow: red mahogany.
Other plumage: bright blue, as evenly as possible; feathers on front of the neck may show copper lacing extending to the underside of the neck feathers. Especially on the breast and wing-bar the feathers often show a fine, slightly darker edge (optical lacing).
Down: pale blue-gray
Note
The copper areas are a shade less warm than in black copperneck.
Faults
Insufficient or excessive shaft-stripes. Too pale or too red ornamental feathering. Breast lacing. Rusty, uneven or too dark blue ground-color.
Color and pattern female
Head: copper.
Neck-hackle: copper, each feather with a distinct blue shaft stripe that may not extend to the tip of the feather.
Other plumage: bright blue, as evenly as possible; feathers on front of the neck may show copper lacing extending to the underside of the hackle; especially on the breast and wing-coverts the feathers often show a fine slightly darker edge (optical lacing).
Down: pale blue-gray
Note
The copper areas are a shade less warm than in black copperneck.
Faults
Insufficient or excessive shaft-stripes. Too pale or too red neck-hackle. Breast lacing. Rusty, uneven or too dark blue ground-color.
Feather details from: http://www.kippenencyclopedie.nl
Website from Johan Albada with more than:
5000 photos of chicken-breeds, chicken color varieties and feathers.
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
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