Historically, this color came from natural plant-derived indigo.

历史上，这个颜色取自于自然植物的靛蓝色。

The indigo plant is known in Traditional Chinese Medicine for being good for preventing colds.

板蓝根是人熟知的一种药材，可以预防感冒。

The Japanese indigo plant, for example, makes the blue dye molecule in its leaves.

例如，日本靛蓝植物在其叶子制造蓝色染料分子。

This isn't the case with indigo dye.

靛蓝染料不是这种情况。

For red, orange, yellow, green, blue, indigo and violet. Well, the color indigo just made news.

这些首字母分别代表红、橙、黄、绿、蓝、靛、紫。而靛色最近有了新的消息。

Here, the indigo plant has matured, and people come out to greet its fields of blue.

这里因为板蓝根的成熟成了一片蓝色的海洋。

As the indigo washes away, it brings minuscule amounts of thread with it.

当靛蓝被冲走时，它会带来少量的线头。

Duke Ellington and his orchestra recorded a famous song – Mood Indigo – about the deep blue color, indigo.

艾灵顿公爵（Duke Ellington）与其乐队录制了一首著名的描述深蓝色的歌曲：Mood Indigo。

At nine feet in length, eastern indigos are considered to be the longest native snakes in the United States.

体长9英尺，东部靛蓝蛇是美本土最长的蛇了。

And it's in South America that researchers recently found the oldest known example of fabrics dyed with indigo.

最近，研究人员就在南美洲发现了目前已知最古老的靛蓝染色布料。

The researchers grow the microbes in liquid culture, where they replicate and divide to produce the indigo color.

研究人员在液体培养培养这些微生物，让它们能复制和分裂，产生靛蓝颜色。

And the blue, borrowed from nature, becomes real with the indigo harvest of the End of Heat solar term.

而那一抹蓝则是从自然里借来的颜色，带着处暑里那片板蓝根叶的灵魂。

Indigo dye was used around the ancient world in fabrics created from Egypt to China to Meso and South America.

靛蓝染料在古代用于对布料进行染色，而这些布料一般产自埃及、、美洲以及南美洲等地方。

So the blue and the white of an indigo tie-dye represent what is pure, open, and correct.

板蓝根染出的蓝与白表示清清白白、光明磊落。

And this is down to indigo.

板蓝根正是最主要的染料原料。

He knows by smell and feel the right state of the indigo coloring, which he compares to a living thing.

他通过嗅觉和触觉知道靛蓝颜色的正确状态，他把它比作一个有生命的东西。

" The more you wash your denim, the lighter it will become, losing indigo with each wash, " he said.

“牛仔布洗得越多，颜色就会越淡，每次洗都会掉色。”

And the earliest known indigo blue textiles were from Egypt and they date to around 4400 B.P., before present.

此前已知最古老的靛蓝色纺织品来自于古埃及，距今大约4400年。

South Carolina, rice and indigo, and Georgia will sprinkle the whole composition with sawdust.

南卡罗来纳州、大米和靛蓝以及佐治亚州将在整个构图上撒上木屑。

One of the most popular color options will be a dark wash or an indigo.

最受欢迎的颜色选择之一是深色水洗或靛蓝色。