I think light blue will suit you more.

我想淡蓝色会更适合你。

A What do you think of that shirt?

A 你觉得那件衬衫怎么样?

B It’s good quality, 100% cotton. But I’m not sure about the colour.

B 质量很好，100%棉的。但是我不太肯定这个颜色。

A Don’t you like dark blue?

A 你不喜欢深蓝色吗？

B No, I think light blue will suit you more.

B 是，我想淡蓝色会更适合你。

You can give your opinions or views about dark or light colours.

你可以发表你对深浅颜色的看法。