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Recognised as Colour

#1F3A20

  • #1F3A20
  • Green
  • Dark
  • Nearest: Dark slate grey

#1F3A20 is a green with RGB values 31, 58, 32 and HSL 122°, 30%, 17%. It is a dark colour, so white text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1F3A20#1F3A20
HEX#1F3A20
RGBrgb(31, 58, 32)
RGB (0–1)0.1216, 0.2275, 0.1255
RGB percentages12.2%, 22.7%, 12.5%
HSLhsl(122.2, 30.3%, 17.5%)
HSV / HSBhsv(122.2, 46.6%, 22.7%)
CMYK46.6%, 0%, 44.8%, 77.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,046,496
CSS custom property--colour: #1F3A20;

Brightness & contrast

Relative luminance0.03422WCAG 2.x, 0 is black and 1 is white
Perceived brightness48.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.47:1
Contrast with white12.47:1WCAG normal text: AAA
Contrast with black1.68:1WCAG normal text: Fail
Greyscale equivalent#323232
Inverted#E0C5DF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3B361Eno red cones; affects about 1% of men; ΔE 15.2 from the original
Deuteranopia#373322no green cones; the most common form, about 1% of men; ΔE 15.5 from the original
Tritanopia#1C3933no blue cones; rare, and affects men and women equally; ΔE 13.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.47:1WCAG large text: AAA
Contrast with black, large text1.68:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 20Dark olivegreen · ΔE 27.1Black · ΔE 30.4Dim grey · ΔE 31.2Teal · ΔE 36.2Sea green · ΔE 38.2
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 19.98, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3A1F39
Analogous#2B3A1F, #1F3A2D
Triadic#201F3A, #3A201F
Split complementary#2D1F3A, #3A1F2C
Tetradic#1F2C3A, #3A1F39, #3A2D1F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#72B374
Lighter +30%#549E57
Lighter +20%#437C45
Lighter +10%#315B32
Darker −10%#0D190E
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#144516
Less saturated −25%#2A2F2A

Channel breakdown

R31
G58
B32
Red31 (12.2%)
Green58 (22.7%)
Blue32 (12.5%)
Hue122.22°
Saturation (HSL)30.34%
Lightness17.45%
Dominant channelGreen
Hex per channelR 1F · G 3A · B 20

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Every value on this page was computed from “1f3a20” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.