- Baby Blues
- Black and Blue
- Blue Blood
- Brown Nose, to
- Caught Red-Handed
- Give Someone A Black Eye
- Grass Is Always Greener, the
- Green Light
- Green Thumb Meaning (have a)
- Green With Envy
- In the Black
- In The Pink
- In the Red
- Lily White
- Once in a Blue Moon
- Out of the Blue
- Paint The Town Red
- Pitch Dark
- Red Letter Day
- Talk A Blue Streak
- White as a Ghost
- White Elephant
- Yellow Belly
