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Recognised as Colour

#01911B

  • #01911B
  • Green
  • Dark
  • Nearest: Green

#01911B is a green with RGB values 1, 145, 27 and HSL 131°, 99%, 29%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Green.

Colour values

#01911B#01911B
HEX#01911B
RGBrgb(1, 145, 27)
RGB (0–1)0.0039, 0.5686, 0.1059
RGB percentages0.4%, 56.9%, 10.6%
HSLhsl(130.8, 98.6%, 28.6%)
HSV / HSBhsv(130.8, 99.3%, 56.9%)
CMYK99.3%, 0%, 81.4%, 43.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer102,683
CSS custom property--colour: #01911B;

Brightness & contrast

Relative luminance0.20336WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.07:1
Contrast with white4.14:1WCAG normal text: Fail
Contrast with black5.07:1WCAG normal text: AA
Greyscale equivalent#6A6A6A
Inverted#FE6EE4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#948200no red cones; affects about 1% of men; ΔE 51.8 from the original
Deuteranopia#87792Ano green cones; the most common form, about 1% of men; ΔE 51.3 from the original
Tritanopia#008D7Bno blue cones; rare, and affects men and women equally; ΔE 51.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.14:1WCAG large text: AA
Contrast with black, large text5.07:1WCAG large text: AAA

Named colours

Green · ΔE 7.1Forest green · ΔE 7.2Dark green · ΔE 21.2Limegreen · ΔE 26.7Olivedrab · ΔE 27.3Medium seagreen · ΔE 28.8
Nearest named CSS colourGreen (#008000)ΔE 7.1, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#910177
Analogous#2F9101, #019163
Triadic#1B0191, #911B01
Split complementary#630191, #91012F
Tetradic#012F91, #910177, #916301

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#60FE7D
Lighter +30%#2DFE53
Lighter +20%#02F62E
Lighter +10%#01C424
Darker −10%#015E12
Darker −20%#002C08
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00921A
Less saturated −25%#137F27

Channel breakdown

R1
G145
B27
Red1 (0.4%)
Green145 (56.9%)
Blue27 (10.6%)
Hue130.83°
Saturation (HSL)98.63%
Lightness28.63%
Dominant channelGreen
Hex per channelR 01 · G 91 · B 1B

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Every value on this page was computed from “01911b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.