While it is really hard to find scientific proof that the colour lilac is calming or not, I think it depends on what kind of person you are, and what you like and hate. For example., What if you hate the colour lilac?, then the colour lilac won't calm you down at all.
Lilac is considered an Easter color because in some areas, the lilac bush blooms at that time. Otherwise it is considered a feminine color or romantic color.
The color was named after the flower.
Yellow
lilac
lilac
Lilac
lilac and violet
"Lilac" in English is lillà for the plant and lilla for the color in Italian.
lavender, lilac
Lilac?
lilac
nitrogen