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Recognised as Colour

#1F7311

  • #1F7311
  • Green
  • Dark
  • Nearest: Dark green

#1F7311 is a green with RGB values 31, 115, 17 and HSL 111°, 74%, 26%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Dark green.

Colour values

#1F7311#1F7311
HEX#1F7311
RGBrgb(31, 115, 17)
RGB (0–1)0.1216, 0.451, 0.0667
RGB percentages12.2%, 45.1%, 6.7%
HSLhsl(111.4, 74.2%, 25.9%)
HSV / HSBhsv(111.4, 85.2%, 45.1%)
CMYK73%, 0%, 85.2%, 54.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,061,073
CSS custom property--colour: #1F7311;

Brightness & contrast

Relative luminance0.12593WCAG 2.x, 0 is black and 1 is white
Perceived brightness89.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.97:1
Contrast with white5.97:1WCAG normal text: AA
Contrast with black3.52:1WCAG normal text: Fail
Greyscale equivalent#5A5A5A
Inverted#E08CEE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#766700no red cones; affects about 1% of men; ΔE 40.1 from the original
Deuteranopia#6C611Dno green cones; the most common form, about 1% of men; ΔE 39.2 from the original
Tritanopia#0A6F61no blue cones; rare, and affects men and women equally; ΔE 44.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.97:1WCAG large text: AAA
Contrast with black, large text3.52:1WCAG large text: AA

Named colours

Dark green · ΔE 6Forest green · ΔE 10.9Green · ΔE 12Olivedrab · ΔE 20.7Sea green · ΔE 24.7Dark olivegreen · ΔE 27.1
Nearest named CSS colourDark green (#006400)ΔE 6, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#651173
Analogous#507311, #117334
Triadic#111F73, #73111F
Split complementary#341173, #731150
Tetradic#115073, #651173, #733411

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7AE967
Lighter +30%#53E23B
Lighter +20%#37CC1E
Lighter +10%#2B9F18
Darker −10%#13470A
Darker −20%#071A04
Darker −30%#000000
Darker −40%#000000
More saturated +25%#138400
Less saturated −25%#2B6322

Channel breakdown

R31
G115
B17
Red31 (12.2%)
Green115 (45.1%)
Blue17 (6.7%)
Hue111.43°
Saturation (HSL)74.24%
Lightness25.88%
Dominant channelGreen
Hex per channelR 1F · G 73 · B 11

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Every value on this page was computed from “1f7311” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.