Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
It may be simple in design, but it's a color scheme that's not often utilized — perhaps the Rolling Stones said it best, "Paint it black."
Source: https://www.slashgear.com/1352442/fighter-jets-incredible-retro-paint-jobs/