Color calculatorConverts color data to different color standards (RGB, CMYK, L*ab, L*ch, L*uv, Hunter, XYZ etc.). All the math implemented in this calculators is available in the math/formulas page.
Monitor color calibration, Monitor color resolution, Create color harmonies, Color delta/comparison math, Color tutorials
formulas to calculate color differences. All of them refers to the CIE-L*ab color space.Each formula is written as a "neutral programming function", easy to be translate in any specific computer language.We did not post obvious deltas which involve a simple subtraction of two values.
With the test images on these pages, you can easily adjust the settings of your monitor to get the best possible picture quality. Additionally, there are a number of test images that can help you to judge the image quality of a monitor. You can check the images on this webpage or put them on a usb stick and try them in the computer store like I did when I created these test patterns. These test images are much more revealing regarding monitor shortcomings than ordinary photographs.