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Recognised as Colour

#66DF1D

  • #66DF1D
  • Green
  • Light
  • Nearest: Limegreen

#66DF1D is a green with RGB values 102, 223, 29 and HSL 97°, 77%, 49%. It is a light colour, so black text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#66DF1D#66DF1D
HEX#66DF1D
RGBrgb(102, 223, 29)
RGB (0–1)0.4, 0.8745, 0.1137
RGB percentages40%, 87.5%, 11.4%
HSLhsl(97.4, 77%, 49.4%)
HSV / HSBhsv(97.4, 87%, 87.5%)
CMYK54.3%, 0%, 87%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,741,789
CSS custom property--colour: #66DF1D;

Brightness & contrast

Relative luminance0.55689WCAG 2.x, 0 is black and 1 is white
Perceived brightness180 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.14:1
Contrast with white1.73:1WCAG normal text: Fail
Contrast with black12.14:1WCAG normal text: AAA
Greyscale equivalent#B7B7B7
Inverted#9920E2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E6CB00no red cones; affects about 1% of men; ΔE 57.4 from the original
Deuteranopia#D7C13Ano green cones; the most common form, about 1% of men; ΔE 57.1 from the original
Tritanopia#5CD7BEno blue cones; rare, and affects men and women equally; ΔE 75.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.73:1WCAG large text: Fail
Contrast with black, large text12.14:1WCAG large text: AAA

Named colours

Limegreen · ΔE 14.5Lawn green · ΔE 15.4Chartreuse · ΔE 16.7Green yellow · ΔE 18.4Lime · ΔE 26.2Yellow green · ΔE 26.3
Nearest named CSS colourLimegreen (#32CD32)ΔE 14.53, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#961DDF
Analogous#C7DF1D, #1DDF35
Triadic#1D66DF, #DF1D66
Split complementary#351DDF, #DF1DC7
Tetradic#1DC7DF, #961DDF, #DF351D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DFF9CF
Lighter +30%#C0F3A2
Lighter +20%#A2ED75
Lighter +10%#84E748
Darker −10%#51B217
Darker −20%#3D8511
Darker −30%#28580B
Darker −40%#132A06
More saturated +25%#5FFC00
Less saturated −25%#6EC03D

Channel breakdown

R102
G223
B29
Red102 (40%)
Green223 (87.5%)
Blue29 (11.4%)
Hue97.42°
Saturation (HSL)76.98%
Lightness49.41%
Dominant channelGreen
Hex per channelR 66 · G DF · B 1D

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Every value on this page was computed from “66df1d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.