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Recognised as Colour

#1F3604

  • #1F3604
  • Green
  • Dark
  • Nearest: Dark olivegreen

#1F3604 is a green with RGB values 31, 54, 4 and HSL 88°, 86%, 11%. It is a dark colour, so white text on it reaches 13.2:1 contrast (AAA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#1F3604#1F3604
HEX#1F3604
RGBrgb(31, 54, 4)
RGB (0–1)0.1216, 0.2118, 0.0157
RGB percentages12.2%, 21.2%, 1.6%
HSLhsl(87.6, 86.2%, 11.4%)
HSV / HSBhsv(87.6, 92.6%, 21.2%)
CMYK42.6%, 0%, 92.6%, 78.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,045,444
CSS custom property--colour: #1F3604;

Brightness & contrast

Relative luminance0.02938WCAG 2.x, 0 is black and 1 is white
Perceived brightness44.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.23:1
Contrast with white13.23:1WCAG normal text: AAA
Contrast with black1.59:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#E0C9FB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#393100no red cones; affects about 1% of men; ΔE 16.4 from the original
Deuteranopia#362F09no green cones; the most common form, about 1% of men; ΔE 16.5 from the original
Tritanopia#20332Dno blue cones; rare, and affects men and women equally; ΔE 26.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.23:1WCAG large text: AAA
Contrast with black, large text1.59:1WCAG large text: Fail

Named colours

Dark olivegreen · ΔE 22.9Dark slate grey · ΔE 32.4Dark green · ΔE 33.9Black · ΔE 37.4Sea green · ΔE 38.6Dim grey · ΔE 40.2
Nearest named CSS colourDark olivegreen (#556B2F)ΔE 22.95, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1B0436
Analogous#363404, #063604
Triadic#041F36, #36041F
Split complementary#040636, #340436
Tetradic#043634, #1B0436, #360406

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8CEE18
Lighter +30%#71C40F
Lighter +20%#56950B
Lighter +10%#3A6508
Darker −10%#040700
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1F3A00
Less saturated −25%#1E2F0B

Channel breakdown

R31
G54
B4
Red31 (12.2%)
Green54 (21.2%)
Blue4 (1.6%)
Hue87.6°
Saturation (HSL)86.21%
Lightness11.37%
Dominant channelGreen
Hex per channelR 1F · G 36 · B 04

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Every value on this page was computed from “1f3604” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.