CIELAB (, CIE 1976 L*a*b*). Lab (Lightness), 0 () 100 (); : , , , . Lab . Lab , . Lab . .
. , , Lab D50. Lab :
, CIE XYZ, , .
6 CIELab
Lab , .
YrCb
, YCrCb. Y : Cr Cb. YCrCb . , , JPEG, MPEG, . , . International Telecommunication Union Radiocommunication Sector (ITU-R), ITU-R .601 ITU-R .709 sRGB YCrCb ,
ITU-R .601
,
ITU-R .601
.
ITU-R .709
,
ITU-R .709
.
r, g, b sRGB.
HSV
HSV (Hue Saturation Value ) . HSV , , .
V = 1. V = 1 . (H) , OV. 0, 120 . . , , , . . 180. S 0 OV 1 .
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(V = 1) , . H S . S = 1, V = 1. OV (S = 0) ( ).
S, V. RGB .
7 HSV
RGB HSV :
:
S V 0 255, . HSV RGB. : RGB HSV , .
HSL
, , HSL (Hue, Saturation, Lightness). , ( ).
8 HSL
RGB HSL :
R, G, B RGB, [0, 1].
H [0, 360]
S [0, 1]
L [0, 1].