Lemon-partridge

Color and pattern of the male

Head: warm-orange.

Neck: hackle from top to bottom changing from light-orange to golden-yellow; each feather with a black shaft-stripe, runs parallel to the outline, ends in a point near the tip, no high demands on the sharpness and the intensity; front of the neck black.

Back, shoulders and wing-arch: warm-orange.

Saddle-hackle: from light-orange to golden-yellow; each feather with a more or less distinct black shaft-stripe, absence is not considered a fault. 

Tail: steering-feathers black; sickles and coverts green-glossy black.

Wings: bow black, wing-bar green-glossy black.

Primary-flights: black with a narrow light-brown edge along the outer-vane.

Secondary-flights: inner-vane black, outer-vane cream, transitioning to light-brown towards the tip, forming when the wing is closed a almost entirely cream wing-triangle with a visible light-brown lace on the upper-side.

Breast: green-glossy black.

Belly, thighs and rear-part: black.

Down: greyish.

Serious faults

Too light or too dark neck-hackle. White in tail and wing-flights. Much brown in the breast, thighs and belly.

Faults

Minor deviations in color and pattern. Too light or too dark color. Silvery-white wing-triangle.

Color and pattern of the female

Head: yellow.

Neck: hackle yellow, each feather with a black shaft-stripe, runs parallel to the outline, ends in a point near the tip, no high demands on the sharpness and the intensity; front of the neck similar to the breast.

Back, shoulders, bow, wing-coverts and saddle: each feather grayish-yellow with fine evenly distributed greyish-black peppering; slightly light lacing permitted but not desired.

Primary-flights: blackish-grey with a narrow greyish-yellow outer-vane.

Secondary-flights: outer-vane similar to the back; inner-vane blackish-grey.

Tail: black steering-feathers except for the upper ones, which like the coverts are greyish-yellow with fine dark-grey peppering.

Breast: salmon-orange transitioning to yellowish-grey at the thighs, veins salmon-orange. 

Belly, thighs and rear-part: yellowish-gray.

Down: greyish.

Serious faults

Too light or too dark neck-hackle. Too rusty red on the shoulders. Too pale breast. Absence of shaft-stripes. Light veins on the neck-hackle and shoulders. Too coarse or clumped peppering.

Faults

Minor deviations in color and pattern. Color too light or too dark. Slightly clumped peppering and light veins on the breast.

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