Sim Daltonism works as a floating palette which converts an area under your mouse cursor to the selected type of color blindness — it works similar to the Apple Digital Color Meter sampling utility. There are 8 different types of color blindness to test. Color Oracle works as a menubar item which converts the entire monitor to the selected mode of color blindness, but only offers the three most common forms.
Primary, secondary, tertiary, complimentary, analagous, brightness, hue, value, saturation, tints, shades… do these words mean anything to you? They should.
A post by cartoonist Matt Glover points out ColorFAQ – very basic web guide to color theory. It got me poking around on the internet for some other sites with some more depth on the subject. Sometimes I forget how much I use color theory every single day, it’s just something that sometimes goes on autopilot and is an easy topic to forget to recommend to others.