Amaranth is a rose-red color that is the color of the flower of the amaranth plant.
The first written use of amaranth as a color name in English was in 1690.
Meaning
The color amaranth represents immortality in Western civilization because the name is derived from the name in Greek mythology of a flower that was believed to never die that grew in the abode of the Greek gods on Mount Olympus. Something that is perceived as everlasting may be described by the adjective amaranthine. (The color peach represents immortality in Chinese civilization.)
Where the name comes from
The name amaranth comes from the Greek a (not) + marainean (to waste away). A flower that never died that was believed to grow on Mount Olympus.
Tones of amaranth color comparison chart
Amaranth flowers come in many different colors: