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Colour

#C9FD00

  • #C9FD00
  • Green
  • Light
  • Nearest: Green yellow

#C9FD00 is a green with RGB values 201, 253, 0 and HSL 72°, 100%, 50%. It is a light colour, so black text on it reaches 17.5:1 contrast (AAA for normal text). The nearest named colour is Green yellow.

Colour values

#C9FD00#C9FD00
HEX#C9FD00
RGBrgb(201, 253, 0)
RGB (0–1)0.7882, 0.9922, 0
RGB percentages78.8%, 99.2%, 0%
HSLhsl(72.3, 100%, 49.6%)
HSV / HSBhsv(72.3, 100%, 99.2%)
CMYK20.6%, 0%, 100%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,237,504
CSS custom property--colour: #C9FD00;

Brightness & contrast

Relative luminance0.82668WCAG 2.x, 0 is black and 1 is white
Perceived brightness222.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 17.53:1
Contrast with white1.2:1WCAG normal text: Fail
Contrast with black17.53:1WCAG normal text: AAA
Greyscale equivalent#E0E0E0
Inverted#3602FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFEC00no red cones; affects about 1% of men; ΔE 29.9 from the original
Deuteranopia#FFEA35no green cones; the most common form, about 1% of men; ΔE 32.5 from the original
Tritanopia#D4F0D7no blue cones; rare, and affects men and women equally; ΔE 85.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.2:1WCAG large text: Fail
Contrast with black, large text17.53:1WCAG large text: AAA

Named colours

Green yellow · ΔE 12.9Yellow · ΔE 21.7Chartreuse · ΔE 26.3Lawn green · ΔE 26.4Yellow green · ΔE 28.6Gold · ΔE 40.8
Nearest named CSS colourGreen yellow (#ADFF2F)ΔE 12.9, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3400FD
Analogous#FDB300, #4AFD00
Triadic#00C9FD, #FD00C9
Split complementary#004AFD, #B300FD
Tetradic#00FDB3, #3400FD, #FD004A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F4FFCA
Lighter +30%#EAFF97
Lighter +20%#DFFF64
Lighter +10%#D5FF31
Darker −10%#A0CA00
Darker −20%#789700
Darker −30%#4F6400
Darker −40%#273100
More saturated +25%#C9FD00
Less saturated −25%#B6DD20

Channel breakdown

R201
G253
B0
Red201 (78.8%)
Green253 (99.2%)
Blue0 (0%)
Hue72.33°
Saturation (HSL)100%
Lightness49.61%
Dominant channelGreen
Hex per channelR C9 · G FD · B 00

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Every value on this page was computed from “c9fd00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.