User:J prakash81/sandbox

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Red
 
Spectral coordinates
Wavelength~630–740 nm
Frequency~480–405 THz
About these coordinates     Color coordinates
Hex triplet#FF0000
sRGBB (r, g, b)(255, 0, 0)
CMYKH (c, m, y, k)(0, 100, 100, 0)
HSV (h, s, v)(0°, 100%, 100%)
CIELChuv (L, C, h)(53, 179, 12°)
SourceGiven source(s)
B: Normalized to [0–255] (byte)
H: Normalized to [0–100] (hundred)
Some shades of Red
Darker red 
Reddish orange 
Purplish red