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Recognised as Colour

#3F5439

  • #3F5439
  • Green
  • Dark
  • Nearest: Dark slate grey

#3F5439 is a green with RGB values 63, 84, 57 and HSL 107°, 19%, 28%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#3F5439#3F5439
HEX#3F5439
RGBrgb(63, 84, 57)
RGB (0–1)0.2471, 0.3294, 0.2235
RGB percentages24.7%, 32.9%, 22.4%
HSLhsl(106.7, 19.1%, 27.6%)
HSV / HSBhsv(106.7, 32.1%, 32.9%)
CMYK25%, 0%, 32.1%, 67.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,150,329
CSS custom property--colour: #3F5439;

Brightness & contrast

Relative luminance0.07693WCAG 2.x, 0 is black and 1 is white
Perceived brightness75.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.27:1
Contrast with white8.27:1WCAG normal text: AAA
Contrast with black2.54:1WCAG normal text: Fail
Greyscale equivalent#4E4E4E
Inverted#C0ABC6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#565037no red cones; affects about 1% of men; ΔE 12.4 from the original
Deuteranopia#524E3Ano green cones; the most common form, about 1% of men; ΔE 12 from the original
Tritanopia#3E524Dno 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 text8.27:1WCAG large text: AAA
Contrast with black, large text2.54:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 17.2Dark olivegreen · ΔE 20.1Dim grey · ΔE 22.2Gray · ΔE 28Teal · ΔE 30.2Sea green · ΔE 32.2
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 17.25, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4E3954
Analogous#4D5439, #395441
Triadic#393F54, #54393F
Split complementary#403954, #54394D
Tetradic#394D54, #4E3954, #544139

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A4BC9D
Lighter +30%#88A87E
Lighter +20%#6D9162
Lighter +10%#56724E
Darker −10%#283624
Darker −20%#111710
Darker −30%#000000
Darker −40%#000000
More saturated +25%#356627
Less saturated −25%#474747

Channel breakdown

R63
G84
B57
Red63 (24.7%)
Green84 (32.9%)
Blue57 (22.4%)
Hue106.67°
Saturation (HSL)19.15%
Lightness27.65%
Dominant channelGreen
Hex per channelR 3F · G 54 · B 39

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Every value on this page was computed from “3f5439” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.