The phenotypic ratio will be 1:3.his son will be color blind.

One can have a color vision test on the 'Color Vision Testing' website which tests for color blindness. One can also have a similar test at their local opticians.

Color vision problems affect victims because they are not able to see the perception of color. Color vision are not able to distinguish shades or there is a total inability to detect color.

All colors if not vision deficient by birth.

Lab color spaces is closest to human vision. So, possible answer on your question can be: Lab color space simulates colors closest to human vision.