Subject + 蓝
蓝 (lán) is an adjective meaning "blue." It is used to describe the color of objects such as the sky, water, or clothing. For example, 江水蓝 means "the river water is blue."
她穿了一条蓝裙子,非常漂亮。
tā chuān le yì tiáo lán qúnzi, fēicháng piàoliang.
She wore a blue skirt and looked very beautiful.
蓝天白云,今天真是个好天气。
lántiān báiyún, jīntiān zhēn shì ge hǎo tiānqì.
Blue sky and white clouds — today is really nice weather.
这块蓝宝石是他送给我的礼物。
zhè kuài lánbǎoshí shì tā sòng gěi wǒ de lǐwù.
This sapphire is a gift he gave me.