Seal brown is a rich dark brown

Brown

Brown is a color term, denoting a range of composite colors produced by a mixture of orange, red, rose, or yellow with black or gray. The term is from Old English brún, in origin for any dusky or dark shade of color....

 color, resembling the color of the dye

Dye

A dye is a colored substance that has an affinity to the substrate to which it is being applied. The dye is generally applied in an aqueous solution, and requires a mordant to improve the fastness of the dye on the fiber....

d fur from the fur seal

Fur seal

Fur seals are any of nine species of pinnipeds in the Otariidae family. One species, the northern fur seal inhabits the North Pacific, while seven species in the Arctocephalus genus are found primarily in the Southern hemisphere...

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Usage

The specifications for the U.S. Army Air Corps

United States Army Air Corps

The United States Army Air Corps was a forerunner of the United States Air Force. Renamed from the Air Service on 2 July 1926, it was part of the United States Army and the predecessor of the United States Army Air Forces , established in 1941...

 Type A-2 jacket

A-2 jacket

The Type A-2 leather flight jacket is a military flight jacket closely associated with World War II U.S. Army Air Forces pilots, navigators and bombardiers, who often decorated their jackets with squadron patches and elaborate artwork painted on the back...

 (regulation summer flying jacket), adopted in 1931 and the most familiar among all leather

Leather

Leather is a durable and flexible material created via the tanning of putrescible animal rawhide and skin, primarily cattlehide. It can be produced through different manufacturing processes, ranging from cottage industry to heavy industry.-Forms:...

 flight jacket

Flight jacket

The flight jacket, or bomber jacket is a garment originally created for pilots, which eventually became part of popular culture and apparel. In the First World War most airplanes did not have an enclosed cockpit, which necessitated a garment that could keep pilots sufficiently warm...

s, stated that it should be made of horsehide tanned

Tanning

Tanning is the making of leather from the skins of animals which does not easily decompose. Traditionally, tanning used tannin, an acidic chemical compound from which the tanning process draws its name . Coloring may occur during tanning...

 to seal brown. However, initially, oxidation during the dyeing process caused the jackets to end up russet

Russet (color)

Russet is a dark brown color with a reddish-orange tinge.The first recorded use of russet as a color name in English was in 1562.The source of this color is the ISCC-NBS Dictionary of Color Names --Color dictionary used by stamp collectors to identify the colors of stampsThe name of the color...

 (a lighter, reddish

Red

Red is any of a number of similar colors evoked by light consisting predominantly of the longest wavelengths of light discernible by the human eye, in the wavelength range of roughly 630–740 nm. Longer wavelengths than this are called infrared , and cannot be seen by the naked eye...

 brown) in color. Later in the decade, they were able to prevent oxidation during dyeing, and the jackets produced were a proper stone brown.

Seal brown is one of the official colors of Brown University

Brown University

Brown University is a private, Ivy League university located in Providence, Rhode Island, United States. Founded in 1764 prior to American independence from the British Empire as the College in the English Colony of Rhode Island and Providence Plantations early in the reign of King George III ,...

, the Cleveland Browns

Cleveland Browns

The Cleveland Browns are a professional football team based in Cleveland, Ohio. They are currently members of the North Division of the American Football Conference in the National Football League...

 football

American football

American football is a sport played between two teams of eleven with the objective of scoring points by advancing the ball into the opposing team's end zone. Known in the United States simply as football, it may also be referred to informally as gridiron football. The ball can be advanced by...

 team, and the engineering honor society, Tau Beta Pi

Tau Beta Pi

The Tau Beta Pi Association is the oldest engineering honor society in the United States and the second oldest collegiate honor society in America. It honors engineering students who have shown a history of academic achievement as well as a commitment to personal and professional integrity...

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