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Recognised as Colour

#03210B

  • #03210B
  • Green
  • Dark
  • Nearest: Black

#03210B is a green with RGB values 3, 33, 11 and HSL 136°, 83%, 7%. It is a dark colour, so white text on it reaches 17.1:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#03210B#03210B
HEX#03210B
RGBrgb(3, 33, 11)
RGB (0–1)0.0118, 0.1294, 0.0431
RGB percentages1.2%, 12.9%, 4.3%
HSLhsl(136, 83.3%, 7.1%)
HSV / HSBhsv(136, 90.9%, 12.9%)
CMYK90.9%, 0%, 66.7%, 87.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer205,067
CSS custom property--colour: #03210B;

Brightness & contrast

Relative luminance0.01131WCAG 2.x, 0 is black and 1 is white
Perceived brightness25.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.13:1
Contrast with white17.13:1WCAG normal text: AAA
Contrast with black1.23:1WCAG normal text: Fail
Greyscale equivalent#191919
Inverted#FCDEF4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#211D09no red cones; affects about 1% of men; ΔE 15.6 from the original
Deuteranopia#1E1A0Dno green cones; the most common form, about 1% of men; ΔE 16.5 from the original
Tritanopia#00201Cno blue cones; rare, and affects men and women equally; ΔE 11.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.13:1WCAG large text: AAA
Contrast with black, large text1.23:1WCAG large text: Fail

Named colours

Black · ΔE 22.2Dark slate grey · ΔE 25.9Dark olivegreen · ΔE 38.2Dim grey · ΔE 39.7Teal · ΔE 44.1Gray · ΔE 47.8
Nearest named CSS colourBlack (#000000)ΔE 22.18, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#210319
Analogous#0A2103, #03211A
Triadic#0B0321, #210B03
Split complementary#1A0321, #21030A
Tetradic#030A21, #210319, #211A03

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#14DC49
Lighter +30%#10AD3A
Lighter +20%#0B7F2A
Lighter +10%#07501B
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00240A
Less saturated −25%#071D0D

Channel breakdown

R3
G33
B11
Red3 (1.2%)
Green33 (12.9%)
Blue11 (4.3%)
Hue136°
Saturation (HSL)83.33%
Lightness7.06%
Dominant channelGreen
Hex per channelR 03 · G 21 · B 0B

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Every value on this page was computed from “03210b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.