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Recognised as Colour

#1B7E39

  • #1B7E39
  • Green
  • Dark
  • Nearest: Sea green

#1B7E39 is a green with RGB values 27, 126, 57 and HSL 138°, 65%, 30%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#1B7E39#1B7E39
HEX#1B7E39
RGBrgb(27, 126, 57)
RGB (0–1)0.1059, 0.4941, 0.2235
RGB percentages10.6%, 49.4%, 22.4%
HSLhsl(138.2, 64.7%, 30%)
HSV / HSBhsv(138.2, 78.6%, 49.4%)
CMYK78.6%, 0%, 54.8%, 50.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,801,785
CSS custom property--colour: #1B7E39;

Brightness & contrast

Relative luminance0.1545WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.13:1
Contrast with white5.13:1WCAG normal text: AA
Contrast with black4.09:1WCAG normal text: Fail
Greyscale equivalent#646464
Inverted#E481C6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7F7233no red cones; affects about 1% of men; ΔE 40.5 from the original
Deuteranopia#746A3Eno green cones; the most common form, about 1% of men; ΔE 40.8 from the original
Tritanopia#007B6Eno blue cones; rare, and affects men and women equally; ΔE 32.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.13:1WCAG large text: AAA
Contrast with black, large text4.09:1WCAG large text: AA

Named colours

Sea green · ΔE 11.5Dark green · ΔE 15.9Forest green · ΔE 17.2Medium seagreen · ΔE 20.3Green · ΔE 22Dark olivegreen · ΔE 24.9
Nearest named CSS colourSea green (#2E8B57)ΔE 11.49, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7E1B60
Analogous#2E7E1B, #1B7E6B
Triadic#391B7E, #7E391B
Split complementary#6B1B7E, #7E1B2E
Tetradic#1B2E7E, #7E1B60, #7E6B1B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#81E49F
Lighter +30%#57DB7F
Lighter +20%#2DD25F
Lighter +10%#24A84C
Darker −10%#125426
Darker −20%#092A13
Darker −30%#000000
Darker −40%#000000
More saturated +25%#089131
Less saturated −25%#2E6B41

Channel breakdown

R27
G126
B57
Red27 (10.6%)
Green126 (49.4%)
Blue57 (22.4%)
Hue138.18°
Saturation (HSL)64.71%
Lightness30%
Dominant channelGreen
Hex per channelR 1B · G 7E · B 39

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Every value on this page was computed from “1b7e39” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.