Matching Pairs IdiomsOnline version Idioms with colors by Veronica Velasquez 1 2 3 4 5 6 My hands were as black as a skillet when I finished working on the car engine. My old school friend is always chasing rainbows and he never achieves anything. as white as a ghost Our teacher is getting gray hair from stress. The car was as red as a cherry after its new paint job. We got the green light to begin a study of the security problems at our school.