色彩的浓淡的英文怎么说

色彩的浓淡的英文：
n. shade

What is the good of a sundial in the shade?
把日晷放在暗地里有何用处?

This seat is shaded by a tree.
这个座位有一棵树遮阴。

The trees afford grateful shade.
这些树提供了宜人的纳凉之所。

They ate and drank and lounged in the shade.
他们在阴凉处吃吃喝喝懒懒地闲坐着。

Look at subtle shades of brown.
看这一片淡棕色。