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Recognised as Colour

#89CF00

  • #89CF00
  • Green
  • Dark
  • Nearest: Yellow green

#89CF00 is a green with RGB values 137, 207, 0 and HSL 80°, 100%, 41%. It is a dark colour, so black text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Yellow green.

Colour values

#89CF00#89CF00
HEX#89CF00
RGBrgb(137, 207, 0)
RGB (0–1)0.5373, 0.8118, 0
RGB percentages53.7%, 81.2%, 0%
HSLhsl(80.3, 100%, 40.6%)
HSV / HSBhsv(80.3, 100%, 81.2%)
CMYK33.8%, 0%, 100%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,031,424
CSS custom property--colour: #89CF00;

Brightness & contrast

Relative luminance0.49944WCAG 2.x, 0 is black and 1 is white
Perceived brightness175.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.99:1
Contrast with white1.91:1WCAG normal text: Fail
Contrast with black10.99:1WCAG normal text: AAA
Greyscale equivalent#B1B1B1
Inverted#7630FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D9BF00no red cones; affects about 1% of men; ΔE 40.7 from the original
Deuteranopia#D0BA2Bno green cones; the most common form, about 1% of men; ΔE 40.5 from the original
Tritanopia#8DC5B0no blue cones; rare, and affects men and women equally; ΔE 74.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.91:1WCAG large text: Fail
Contrast with black, large text10.99:1WCAG large text: AAA

Named colours

Yellow green · ΔE 12.2Green yellow · ΔE 18.2Limegreen · ΔE 24.9Lawn green · ΔE 26.7Chartreuse · ΔE 27.6Yellow · ΔE 38
Nearest named CSS colourYellow green (#9ACD32)ΔE 12.18, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4600CF
Analogous#CFAD00, #22CF00
Triadic#0089CF, #CF0089
Split complementary#0022CF, #AD00CF
Tetradic#00CFAD, #4600CF, #CF0022

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DEFF9C
Lighter +30%#CCFF69
Lighter +20%#BBFF36
Lighter +10%#AAFF03
Darker −10%#679C00
Darker −20%#456900
Darker −30%#243600
Darker −40%#020300
More saturated +25%#89CF00
Less saturated −25%#81B51A

Channel breakdown

R137
G207
B0
Red137 (53.7%)
Green207 (81.2%)
Blue0 (0%)
Hue80.29°
Saturation (HSL)100%
Lightness40.59%
Dominant channelGreen
Hex per channelR 89 · G CF · B 00

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Every value on this page was computed from “89cf00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.