noun, noun which may take the genitive case particle 'no'
light greenish-blue
A traditional Japanese color name, often used in artistic, literary, or design contexts. Describes a pale, soft blue-green reminiscent of young grasses.
彼女は千草色の着物を着ていた。
She wore a light greenish-blue kimono.
壁紙を千草色に塗り替えた。
I repainted the wallpaper in a light greenish-blue.
若草色 is a brighter, more yellowish green, whereas 千草色 leans toward blue-green.
From 千草 (chigusa, 'many kinds of plants' or 'lush vegetation') + 色 (iro, 'color'). The name evokes the soft blue-green hue of young grasses and foliage.