The color was named after the flower.
lilac
Lilac
lilac and violet
lilac
"Lilac" in English is lillà for the plant and lilla for the color in Italian.
To create a lilac color, combine equal parts of blue and pink. Adjust the ratio to achieve your desired shade of lilac.
lavender, lilac
Lilac?
lilac
A lilac-violet color
lílác