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Recognised as Colour

#03661B

  • #03661B
  • Green
  • Dark
  • Nearest: Dark green

#03661B is a green with RGB values 3, 102, 27 and HSL 135°, 94%, 21%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Dark green.

Colour values

#03661B#03661B
HEX#03661B
RGBrgb(3, 102, 27)
RGB (0–1)0.0118, 0.4, 0.1059
RGB percentages1.2%, 40%, 10.6%
HSLhsl(134.5, 94.3%, 20.6%)
HSV / HSBhsv(134.5, 97.1%, 40%)
CMYK97.1%, 0%, 73.5%, 60%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer222,747
CSS custom property--colour: #03661B;

Brightness & contrast

Relative luminance0.09601WCAG 2.x, 0 is black and 1 is white
Perceived brightness78.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.19:1
Contrast with white7.19:1WCAG normal text: AAA
Contrast with black2.92:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#FC99E4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#685B10no red cones; affects about 1% of men; ΔE 39.3 from the original
Deuteranopia#5E5522no green cones; the most common form, about 1% of men; ΔE 38.4 from the original
Tritanopia#006357no blue cones; rare, and affects men and women equally; ΔE 36.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.19:1WCAG large text: AAA
Contrast with black, large text2.92:1WCAG large text: Fail

Named colours

Dark green · ΔE 8.3Forest green · ΔE 19.2Sea green · ΔE 20Green · ΔE 21Dark olivegreen · ΔE 23.7Olivedrab · ΔE 27.3
Nearest named CSS colourDark green (#006400)ΔE 8.28, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#66034E
Analogous#1D6603, #03664C
Triadic#1B0366, #661B03
Split complementary#4C0366, #66031D
Tetradic#031D66, #66034E, #664C03

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3CF96A
Lighter +30%#0AF844
Lighter +20%#06C935
Lighter +10%#049828
Darker −10%#02340E
Darker −20%#000301
Darker −30%#000000
Darker −40%#000000
More saturated +25%#006919
Less saturated −25%#105922

Channel breakdown

R3
G102
B27
Red3 (1.2%)
Green102 (40%)
Blue27 (10.6%)
Hue134.55°
Saturation (HSL)94.29%
Lightness20.59%
Dominant channelGreen
Hex per channelR 03 · G 66 · B 1B

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Every value on this page was computed from “03661b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.