Zaffre
Appearance
Zaffre | |
---|---|
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Hex triplet | #0014A8 |
sRGBB(r,g,b) | (0, 20, 168) |
HSV(h,s,v) | (233°, 100%, 66%) |
CIELChuv(L,C,h) | (21, 81, 265°) |
Source | X11 |
ISCC–NBS descriptor | Deep blue |
B:Normalized to [0–255] (byte) |
Zaffre(also speltZaffer), aprescientific,oralchemical substance,is a deep bluepigmentobtained by roastingcobaltore,and is made of either an impure form of cobalt oxide[1]or impure cobalt arsenate. During theVictorian Era,zaffre was used to preparesmaltand to stain glass blue.[2]
The first recorded use ofzafferas a color name in English was sometime in the 1550s (exact year uncertain).[3]
See also
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