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Recognised as Colour

#1BF731

  • #1BF731
  • Green
  • Light
  • Nearest: Lime

#1BF731 is a green with RGB values 27, 247, 49 and HSL 126°, 93%, 54%. It is a light colour, so black text on it reaches 14.4:1 contrast (AAA for normal text). The nearest named colour is Lime.

Colour values

#1BF731#1BF731
HEX#1BF731
RGBrgb(27, 247, 49)
RGB (0–1)0.1059, 0.9686, 0.1922
RGB percentages10.6%, 96.9%, 19.2%
HSLhsl(126, 93.2%, 53.7%)
HSV / HSBhsv(126, 89.1%, 96.9%)
CMYK89.1%, 0%, 80.2%, 3.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,832,753
CSS custom property--colour: #1BF731;

Brightness & contrast

Relative luminance0.66976WCAG 2.x, 0 is black and 1 is white
Perceived brightness190.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.4:1
Contrast with white1.46:1WCAG normal text: Fail
Contrast with black14.4:1WCAG normal text: AAA
Greyscale equivalent#BABABA
Inverted#E408CE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FCDF00no red cones; affects about 1% of men; ΔE 75.8 from the original
Deuteranopia#E7D04Bno green cones; the most common form, about 1% of men; ΔE 75.4 from the original
Tritanopia#00F0D3no blue cones; rare, and affects men and women equally; ΔE 78.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.46:1WCAG large text: Fail
Contrast with black, large text14.4:1WCAG large text: AAA

Named colours

Lime · ΔE 10.5Lawn green · ΔE 17.9Chartreuse · ΔE 18.5Limegreen · ΔE 23.1Spring green · ΔE 27.5Green yellow · ΔE 30.9
Nearest named CSS colourLime (#00FF00)ΔE 10.52, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F71BE1
Analogous#73F71B, #1BF79F
Triadic#311BF7, #F7311B
Split complementary#9F1BF7, #F71B73
Tetradic#1B73F7, #F71BE1, #F79F1B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E0FEE3
Lighter +30%#AFFCB7
Lighter +20%#7EFA8A
Lighter +10%#4CF95E
Darker −10%#08D71C
Darker −20%#06A616
Darker −30%#04750F
Darker −40%#024409
More saturated +25%#13FF2B
Less saturated −25%#39D949

Channel breakdown

R27
G247
B49
Red27 (10.6%)
Green247 (96.9%)
Blue49 (19.2%)
Hue126°
Saturation (HSL)93.22%
Lightness53.73%
Dominant channelGreen
Hex per channelR 1B · G F7 · B 31

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Every value on this page was computed from “1bf731” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.