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jfriedlaender/gist:1273620

Created October 9, 2011 12:21
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Get contrasting color
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gistfile1.rb
def contrasting_text_color(hex_color)
color = hex_color.gsub('#','')
convert_to_brightness_value(color) > 382.5 ? darken_color(color) : lighten_color(color)
end
def convert_to_brightness_value(hex_color)
(hex_color.scan(/../).map {|color| color.hex}).sum
end
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