Color and pattern male

Head: cream-white.

Neck: hackle cream-white, each feather with a grey-blue middle-stripe, running almost parallel to the edge, ends in a point near the tip; shaft grey-blue; front of the neck grey-blue.

Back, shoulders and wing-bows: orange to reddish-brown.

Wings: front grey-blue, greater-coverts grey-blue forming a wing-bar when the wing is closed. 

Primary-flights: grey-blue with a cream-white lace on the outer-web.

Secondary-flights: grey-blue with a silver-white lace on the outer-web, so that a silver-white wing-bay is formed; feather-end grey-blue.

Saddle-hackle: similar to the neck-hackle.

Tail: main-feathers; sickles and coverts grey-blue, smaller-coverts cream-white laced.

Breast: grey-blue, with or without narrow white lacing.

Flanks, thighs, belly and fluff: grey-blue, with or without narrow white lacing in flanks and thighs.

Down: greyish.

Serious faults

Insufficient middle-stripes. Absence of orange to reddish brown on back, shoulders and wing-bows. Incomplete white wing-bay. White in wing-flights and tail. Deviating or uneven blue. Complete or partly black feathers.

Faults

Serious faults to a lesser degree. 

Color and pattern female

Head: silver-white.

Neck: hackle silver-white, each feather with a broad multiple laced grey-blue middle-stripe, slightly laced, running almost parallel to the feather-edge, ends in a point near the tip; shaft grey-blue; front of the neck similar to the breast.

Back, shoulders, saddle and wing-coverts: each feather cream-white sharpley grey-blue multiple laced, parallel to each other and to the outline.

Tail: main-feathers grey-blue, both upper feathers black with cream-white; coverts similar to the back.

Primary-flights: grey-blue with a cream-white lace on the outer-web.

Secondary-flights: inner-web grey-blue, outer-web cream-white to steel-grey with grey-blue lacing stripes running approximately parallel to the feather outline. 

Breast: similar to the back, lacing extend to the throat.

Flanks, thighs and belly: soft-grey with grey-blue multiple lacing.

Fluff: soft-grey.

Downs: greyish.

Serious faults

Insufficient middle-stripes. Yellowish tint. Too weak or incorrect lacing. White in tail  and wing-fights.

Faults

Seerious faults to a lesser degree.

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