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Rather, blue eyes result from structural color in combination with certain concentrations of non-blue pigments. The iris pigment epithelium is brownish black due to the presence of melanin. [54] Unlike brown eyes, blue eyes have low concentrations of melanin in the stroma of the iris, which lies in front of the dark epithelium.
Blue eyes actually contain no blue pigment. The colour is caused by an effect called Tyndall scattering. Blue eyes do not actually contain any blue pigment. Eye colour is determined by two factors: the pigmentation of the eye's iris [48] [49] and the scattering of light by the turbid medium in the stroma of the iris. [50]
These are simultaneously dark and impossibly saturated. For example, to see "stygian blue": staring at bright yellow causes a dark blue afterimage, then on looking at black, the blue is seen as blue against the black, also as dark as the black. The color is not possible to achieve through normal vision, because the lack of incident light (in ...
"His right eye was light blue, while the left was black, nevertheless his eyes were most attractive", is the description of the historian John Malalas. [33] [34] [35] A more recent example is the German poet, playwright, novelist, scientist, statesman, theatre director, and critic, Johann Wolfgang Goethe. [36]
Blue eyes on Great Danes are “permitted” by the breed standard in dogs with merle patterns or harlequin coats, a stunning black and white cow-like print. Otherwise, most Danes have dark eyes ...
In the United States, the term "Black Irish" was initially used in the 19th century to derogatorily describe Irish refugees of the Great Famine. [1] It later shifted into a term used to describe people of Irish descent who have black or dark-colored hair, blue or dark eyes, or otherwise dark coloring.
The playful reveal that the doctor’s speech is a preamble to a reading request foretell the true interests of “Look Into My Eyes”: the odd but engaging labor of the psychics and the ...
The scale consists of 20 colors [1] (from light blue to dark brown-black) that correspond to the different eye colors observed in nature due to the amount of melanin in the iris (in this case, the lower the number, the lighter the eye color): [2] [3]