Below are 12 light grey checkerboard patterns on a white background. Each of them should be distinguishable from the background, which has value 255. This image is best viewed from some distance. Again, the contrast and gamma settings are likely to affect this.
© Copyright Han-Kwang Nienhuys, 2008. The text and accompanying images may not be redistributed. This includes placing the images on other websites, either as a copy or through hotlinking. Read more...