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Color Contrast Analyzer

Color Contrast Analyzer checks if the foreground and background color combinations provide sufficient contrast when viewed by someone having color deficits or when viewed on a black and white screen.

  Color PickerColor code for the foreground.
Or choose from the color picker.
(e.g. #000000) 
  Color PickerColor code for the background.
Or choose from the color picker.
(e.g. #FFFFF) 

Color Contrast Results

Color brightness is determined by the following formula:
((Red value X 299) + (Green value X 587) + (Blue value X 114)) / 1000

Color difference is determined by the following formula:
(maximum (Red value 1, Red value 2) - minimum (Red value 1, Red value 2)) + (maximum (Green value 1, Green value 2) - minimum (Green value 1, Green value 2)) + (maximum (Blue value 1, Blue value 2) - minimum (Blue value 1, Blue value 2))

The range for color brightness difference is 125. The range for color difference is 500.






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