According to linguistics, the world grey and gray refers to a same color that is intermediate between black and white. They argue that grey is used and spelled in English dictionary while gray is used and spelled in American dictionary. However, there are differences between grey and gray. The main difference between these two as per Colorford.com is that grey and gray are two color switches. Grey color code is #D3D3D3 while gray color code is #808080.
Gray
Of or relating to an achromatic color of any lightness between the extremes of black and white.
Grey
Standard spelling of from2=Commonwealth
Gray
Dull or dark
A gray, rainy afternoon.
Grey
Standard spelling of from2=Commonwealth
Gray
Lacking in cheer; gloomy
A gray mood.
Grey
Standard spelling of from2=Commonwealth
Gray
Having gray hair; hoary.
Grey
See Gray (the correct orthography).
Grey
United States writer of western adventure novels (1875-1939)
Gray
Intermediate in character or position, as with regard to a subjective matter
The gray area between their differing opinions on the film's morality.
Grey
Queen of England for nine days in 1553; she was quickly replaced by Mary Tudor and beheaded for treason (1537-1554)
Gray
An achromatic color of any lightness between the extremes of black and white.
Grey
Englishman who as Prime minister implemented social reforms including the abolition of slavery throughout the British Empire (1764-1845)
Gray
An object or animal of the color gray.
Grey
Any organization or party whose uniforms or badges are gray;
The Confederate army was a vast gray
Gray
A member of the Confederate Army in the Civil War.
Grey
A neutral achromatic color midway between white and black
Gray
The Confederate Army.
Grey
Gray clothing;
He was dressed in gray
Gray
The SI unit for the energy absorbed from ionizing radiation, equal to one joule per kilogram.
Grey
Make gray;
The painter decided to grey the sky
Grey
Turn gray;
Her hair began to gray
Grey
An achromatic color of any lightness between the extremes of black and white;
Gray flannel suit
Hair just turning gray
Grey
Showing characteristics of age, especially having gray or white hair;
Whose beard with age is hoar
Nodded his hoary head
Gray
To include a large or increasing proportion of older people
"Federal food programs can't keep up with the nation's rapidly graying population" (Michael J. McCarthy).
Grey
Used to signify the Confederate forces in the Civil War (who wore gray uniforms);
A stalwart gray figure
Gray
Having a color somewhere between white and black, as the ash of an ember.
Grey
Intermediate in character or position;
A gray area between clearly legal and strictly illegal
Grey
Darkened with overcast;
A dark day
A dull sky
A gray rainy afternoon
Gray clouds
The sky was leaden and thick
Gray
Having an indistinct, disputed or uncertain quality.
Gray
Relating to older people.
The gray dollar, i.e. the purchasing power of the elderly
Gray
To become gray.
My hair is beginning to gray.
Gray
To cause to become gray.
Gray
To turn progressively older, alluding to graying of hair through aging (used in context of the population of a geographic region)
The graying of America
Gray
To give a soft effect to (a photograph) by covering the negative while printing with a ground-glass plate.
Gray
An achromatic colour intermediate between black and white.
Gray
An animal or thing of grey colour, such as a horse, badger, or salmon.
Gray
An extraterrestrial humanoid with grayish skin, bulbous black eyes, and an enlarged head.
Gray
A penny with a tail on both sides, used for cheating.
Gray
In the International System of Units, the derived unit of absorbed dose of radiation (radiation absorbed by a patient); one joule of energy absorbed per kilogram of the patient's mass. Symbol: Gy
Gray
Any color of neutral hue between white and black; white mixed with black, as the color of pepper and salt, or of ashes, or of hair whitened by age; sometimes, a dark mixed color; as, the soft gray eye of a dove.
These gray and dun colors may be also produced by mixing whites and blacks.
Gray
Gray-haired; gray-headed; of a gray color; hoary.
Gray
Old; mature; as, gray experience.
Gray
A gray color; any mixture of white and black; also, a neutral or whitish tint.
Gray
An animal or thing of gray color, as a horse, a badger, or a kind of salmon.
Woe worth the chase, woe worth the day.That coats thy life, my gallant gray.
Gray
The Confederate army or a soldier in the confederate army; as, a battle between the blue and the gray.
Gray
The SI unit of absorbed dosage of ionizing radiation, equal to an absorbed energy of 1 joule per kilogram of irradiated material; - abbreviated Gy. This unit is 100 times the commonly used unit, the rad.
Gray
A neutral achromatic color midway between white and black
Gray
Gray clothing;
He was dressed in gray
Gray
Any organization or party whose uniforms or badges are gray;
The Confederate army was a vast gray
Gray
Horse of a light grey or whitish color
Gray
English poet best known for his elegy written in a country church-yard (1716-1771)
Gray
American navigator who twice circumnavigated the globe and who discovered the Columbia River (1755-1806)
Gray
United States botanist who specialized in North American flora and who was an early supporter of Darwin's theories of evolution (1810-1888)
Gray
Make gray;
The painter decided to grey the sky
Gray
Turn gray;
Her hair began to gray
Gray
An achromatic color of any lightness between the extremes of black and white;
Gray flannel suit
Hair just turning gray
Gray
Showing characteristics of age, especially having gray or white hair;
Whose beard with age is hoar
Nodded his hoary head
Gray
Darkened with overcast;
A dark day
A dull sky
A gray rainy afternoon
Gray clouds
The sky was leaden and thick
Gray
Used to signify the Confederate forces in the Civil War (who wore gray uniforms);
A stalwart gray figure
Gray
Intermediate in character or position;
A gray area between clearly legal and strictly illegal
Grey stands for a color that is intermediated between black and white. It is similar to the color of cloud-covered sky, ash and of lead. In English or British dictionary and language, grey is used and pronounced instead of gray. It was first recorded as a name in English language in AD 700. It is the dominant spelling in British and Commonwealth English. According to Clorford.com, the code of grey is #D3D3D3. In grey color, the presence of white color is more as compare to black.
Gray stands for a color that is intermediate between black and white. The word gray is pronounced and spelled in American English language. It was used in America during 18th century and since it is the standard word for gray color. In both US and Europe, grey or gray is most attached with conformity, old age, and modesty. According to Clorford.com, the cod of gray is #808080. Gray color contains more black color in it as compare to white color.