colour blindness - aduggin/accessibility-notes GitHub Wiki
It’s estimated that around 1 in 12 men (8%) and 1 in 200 women have some form of colour blindness. In the UK this means that there are approximately 2.7 million people affected, a considerable amount of the population, but they are often forgotten when it comes to designing websites and user interfaces.
Source: https://medium.com/@sidgtl/designing-for-colour-blindness-b74a9d012ef2#.zgtmzqtip
- Deuteranomaly is a red-green color-blindness. Affects 5.35% of the population.
- Protanomaly means a missing the L-cone, different intensities of red light. Affects 1.11% of the population.
- Deuteranopia is a red-green color blindness due to missing M-cone. Affects 1.1% of the population.
- Protanopia is a type of red-green color-blindness. Affects 1.03% of the population.
- Tritanopia is a blue-yellow colorblindness due to missing S-cone. Affects <1% of the population.
- Achromatopsia is rod monochromacy. Affects 0.003% of the population.
Source: http://christopher.org/introducing-colorfuzz/
Related Resources
Information
- What It's Like To Be Color Blind (VIDEO)
- Colour Accessibility
- A Pocket Guide to Colour Accessibility
- Designing for Colour Blindness
- Colour Blind Awareness
Tools
- Colorfuzz - simple accessibility color blindness testing site
- Paciello Group: Colour Contrast Analyser - PC versions provides simulation for different types of colour blindess and greyscale
- Sim Daltonism - color blindness simulator for OSX and iOS