-dark rich green
-slightly dark pale blue
-fully bright, slightly faded yellow
-very light, slightly faded magenta
1:
color 1 is about as bright as color 2, more saturated than it and redder
2:
color 1 is a bit lighter than color 2, way more desaturated than it and has no perceptible hue
3:
color 1 is a little darker than color 2, more saturated than it and is closer to magenta