/diy/ - Do It Yourself

>>1224636
>but don't you get gray then?

technically yes, but if you paint the entire wall, ceiling, whatever, nobody will look at it and see gray, but they will marvel at how well you covered the old dingy paint with only one coat. On the other hand, if you only paint part of it, almost anyone can look at it and see that part of it is more gray than the other part. Our eyes are excellent at seeing contrast when two colors are adjacent. Here is a test that takes a minute or three:

http://www.xrite.com/hue-test

t. a real pro