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Recognised as Colour

#31A154

  • #31A154
  • Green
  • Dark
  • Nearest: Medium seagreen

#31A154 is a green with RGB values 49, 161, 84 and HSL 139°, 53%, 41%. It is a dark colour, so black text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Medium seagreen.

Colour values

#31A154#31A154
HEX#31A154
RGBrgb(49, 161, 84)
RGB (0–1)0.1922, 0.6314, 0.3294
RGB percentages19.2%, 63.1%, 32.9%
HSLhsl(138.8, 53.3%, 41.2%)
HSV / HSBhsv(138.8, 69.6%, 63.1%)
CMYK69.6%, 0%, 47.8%, 36.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,252,564
CSS custom property--colour: #31A154;

Brightness & contrast

Relative luminance0.26783WCAG 2.x, 0 is black and 1 is white
Perceived brightness129.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.36:1
Contrast with white3.3:1WCAG normal text: Fail
Contrast with black6.36:1WCAG normal text: AA
Greyscale equivalent#848484
Inverted#CE5EAB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A2934Eno red cones; affects about 1% of men; ΔE 45.3 from the original
Deuteranopia#948A59no green cones; the most common form, about 1% of men; ΔE 44.9 from the original
Tritanopia#009E8Fno blue cones; rare, and affects men and women equally; ΔE 34.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.3:1WCAG large text: AA
Contrast with black, large text6.36:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 9.4Sea green · ΔE 15.9Forest green · ΔE 16.2Green · ΔE 22.8Dark green · ΔE 25.5Olivedrab · ΔE 27.8
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 9.43, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A1317E
Analogous#46A131, #31A18C
Triadic#5431A1, #A15431
Split complementary#8C31A1, #A13146
Tetradic#3146A1, #A1317E, #A18C31

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B5E9C5
Lighter +30%#8EDDA7
Lighter +20%#67D188
Lighter +10%#40C56A
Darker −10%#257A40
Darker −20%#19532B
Darker −30%#0D2C17
Darker −40%#010502
More saturated +25%#17BB4A
Less saturated −25%#4B875E

Channel breakdown

R49
G161
B84
Red49 (19.2%)
Green161 (63.1%)
Blue84 (32.9%)
Hue138.75°
Saturation (HSL)53.33%
Lightness41.18%
Dominant channelGreen
Hex per channelR 31 · G A1 · B 54

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Every value on this page was computed from “31a154” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.