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Recognised as Colour

#1F4328

  • #1F4328
  • Green
  • Dark
  • Nearest: Dark slate grey

#1F4328 is a green with RGB values 31, 67, 40 and HSL 135°, 37%, 19%. It is a dark colour, so white text on it reaches 11.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1F4328#1F4328
HEX#1F4328
RGBrgb(31, 67, 40)
RGB (0–1)0.1216, 0.2627, 0.1569
RGB percentages12.2%, 26.3%, 15.7%
HSLhsl(135, 36.7%, 19.2%)
HSV / HSBhsv(135, 53.7%, 26.3%)
CMYK53.7%, 0%, 40.3%, 73.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,048,808
CSS custom property--colour: #1F4328;

Brightness & contrast

Relative luminance0.04459WCAG 2.x, 0 is black and 1 is white
Perceived brightness55.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.1:1
Contrast with white11.1:1WCAG normal text: AAA
Contrast with black1.89:1WCAG normal text: Fail
Greyscale equivalent#393939
Inverted#E0BCD7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#433E26no red cones; affects about 1% of men; ΔE 18.3 from the original
Deuteranopia#3E3A2Ano green cones; the most common form, about 1% of men; ΔE 18.9 from the original
Tritanopia#18423Cno blue cones; rare, and affects men and women equally; ΔE 13.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.1:1WCAG large text: AAA
Contrast with black, large text1.89:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 19.3Dark olivegreen · ΔE 24.9Dim grey · ΔE 30.5Teal · ΔE 32.4Sea green · ΔE 33.8Black · ΔE 34.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 19.26, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#431F3A
Analogous#28431F, #1F433A
Triadic#281F43, #43281F
Split complementary#3A1F43, #431F28
Tetradic#1F2843, #431F3A, #433A1F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#71BD84
Lighter +30%#4FAC66
Lighter +20%#3F8952
Lighter +10%#2F663D
Darker −10%#0F2013
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#134F22
Less saturated −25%#2B372E

Channel breakdown

R31
G67
B40
Red31 (12.2%)
Green67 (26.3%)
Blue40 (15.7%)
Hue135°
Saturation (HSL)36.73%
Lightness19.22%
Dominant channelGreen
Hex per channelR 1F · G 43 · B 28

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Every value on this page was computed from “1f4328” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.