the.com/indigo
The color that didn't earn its spot in the rainbow but kept it anyway.
means A deep blue-violet color sitting between blue and violet, and the plant-derived dye that originally produced it.
from From Latin 'indicum,' meaning 'from India,' the source of the dye in the ancient Mediterranean world — itself from Greek 'indikon.' The trail leads back to the Indus river region, the same root that gave us the name 'India' itself. So the color is, quite literally, named for a place: a bottle of 'India,' poured into the spectrum.
- newton's bias
- Added so colors would total seven, his lucky number
- blue gold
- Powered slave plantations before chemists faked it cheaply
- denim source
- Every classic blue jean owes this dye
- barely seen
- Most eyes can't distinguish it from blue
- ancient craft
- Extracted from plants fermented in stinking vats
woad — blue dye plant used in medieval europe and britain, dominant before indigo imports in 16th century
bengal indigo — cultivated in india's bengal region, supplied 90% of world's indigo in 1800s before synthetic alternatives
indigotin — the chemical compound c16h10n2o2 that gives indigo its color, synthesized by basf in 1897