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Converters
RGB to Grayscale Converter
Convert an RGB color to grayscale by three methods: simple average, weighted luminosity (Rec. 601) and lightness (average of max and min). Shows the different results side by side.
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Métodos de tons de cinza
Há várias formas de converter cor em cinza: a média simples (R+G+B)/3; a luminosidade ponderada (0,299R + 0,587G + 0,114B), que respeita a sensibilidade do olho a cada cor; e a claridade (máx + mín)/2. A luminosidade costuma dar o resultado mais natural.
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