color blindness


GIS Learning

The default style for the Ordnance Survey (top) as compared to the new color blind friendly scheme (bottom).

Making Color Blind Friendly Maps

It’s estimated that about 7% of males are color blind in some form (as compared with 0.4% of females).   While a very small percentage don’t see color at all, the most common form of color blindness is the inability to differentiate red and green colors.  One area that color […]