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Recognised as Colour

#37FF1D

  • #37FF1D
  • Green
  • Light
  • Nearest: Lime

#37FF1D is a green with RGB values 55, 255, 29 and HSL 113°, 100%, 56%. It is a light colour, so black text on it reaches 15.5:1 contrast (AAA for normal text). The nearest named colour is Lime.

Colour values

#37FF1D#37FF1D
HEX#37FF1D
RGBrgb(55, 255, 29)
RGB (0–1)0.2157, 1, 0.1137
RGB percentages21.6%, 100%, 11.4%
HSLhsl(113.1, 100%, 55.7%)
HSV / HSBhsv(113.1, 88.6%, 100%)
CMYK78.4%, 0%, 88.6%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,669,789
CSS custom property--colour: #37FF1D;

Brightness & contrast

Relative luminance0.72421WCAG 2.x, 0 is black and 1 is white
Perceived brightness197.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.48:1
Contrast with white1.36:1WCAG normal text: Fail
Contrast with black15.48:1WCAG normal text: AAA
Greyscale equivalent#C4C4C4
Inverted#C800E2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE600no red cones; affects about 1% of men; ΔE 73.3 from the original
Deuteranopia#F0D842no green cones; the most common form, about 1% of men; ΔE 75.2 from the original
Tritanopia#00F7D9no blue cones; rare, and affects men and women equally; ΔE 84.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.36:1WCAG large text: Fail
Contrast with black, large text15.48:1WCAG large text: AAA

Named colours

Lime · ΔE 4.8Lawn green · ΔE 14.9Chartreuse · ΔE 15Limegreen · ΔE 29Green yellow · ΔE 29.9Spring green · ΔE 34.1
Nearest named CSS colourLime (#00FF00)ΔE 4.79, a close match
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E51DFF
Analogous#A8FF1D, #1DFF74
Triadic#1D37FF, #FF1D37
Split complementary#741DFF, #FF1DA8
Tetradic#1DA8FF, #E51DFF, #FF741D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ECFFE9
Lighter +30%#BEFFB6
Lighter +20%#91FF83
Lighter +10%#64FF50
Darker −10%#1BE900
Darker −20%#15B600
Darker −30%#0F8300
Darker −40%#095000
More saturated +25%#37FF1D
Less saturated −25%#4DE339

Channel breakdown

R55
G255
B29
Red55 (21.6%)
Green255 (100%)
Blue29 (11.4%)
Hue113.1°
Saturation (HSL)100%
Lightness55.69%
Dominant channelGreen
Hex per channelR 37 · G FF · B 1D

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Every value on this page was computed from “37ff1d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.