2009
2008
![](http://blogmarks.net/screenshots/2015/11/02/19e8758cd16938b5734d221eed049980.png)
Colour Contrast Check - snook.ca
The Colour Contrast Check Tool allows to specify a foreground and a background colour and determine if they provide enough of a contrast "when viewed by someone having color deficits or when viewed on a black and white screen"
better color checker
2006
![](http://blogmarks.net/screenshots/2008/05/20/9c1691d2677e01027cd37146cc3113c0.jpg)
[tool] Total Validator
![](http://blogmarks.net/img/default-gravatar.gif)