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Recognised as Colour

#18FF09

  • #18FF09
  • Green
  • Light
  • Nearest: Lime

#18FF09 is a green with RGB values 24, 255, 9 and HSL 116°, 100%, 52%. It is a light colour, so black text on it reaches 15.3:1 contrast (AAA for normal text). The nearest named colour is Lime.

Colour values

#18FF09#18FF09
HEX#18FF09
RGBrgb(24, 255, 9)
RGB (0–1)0.0941, 1, 0.0353
RGB percentages9.4%, 100%, 3.5%
HSLhsl(116.3, 100%, 51.8%)
HSV / HSBhsv(116.3, 96.5%, 100%)
CMYK90.6%, 0%, 96.5%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,638,153
CSS custom property--colour: #18FF09;

Brightness & contrast

Relative luminance0.71734WCAG 2.x, 0 is black and 1 is white
Perceived brightness195.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.35:1
Contrast with white1.37:1WCAG normal text: Fail
Contrast with black15.35:1WCAG normal text: AAA
Greyscale equivalent#BCBCBC
Inverted#E700F6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE600no red cones; affects about 1% of men; ΔE 76.2 from the original
Deuteranopia#EFD63Cno green cones; the most common form, about 1% of men; ΔE 78.7 from the original
Tritanopia#00F7D9no blue cones; rare, and affects men and women equally; ΔE 87.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.37:1WCAG large text: Fail
Contrast with black, large text15.35:1WCAG large text: AAA

Named colours

Lime · ΔE 1.1Lawn green · ΔE 17.5Chartreuse · ΔE 17.5Limegreen · ΔE 31.7Green yellow · ΔE 33Spring green · ΔE 36.6
Nearest named CSS colourLime (#00FF00)ΔE 1.13, below the just-noticeable difference
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F009FF
Analogous#93FF09, #09FF75
Triadic#0918FF, #FF0918
Split complementary#7509FF, #FF0993
Tetradic#0993FF, #F009FF, #FF7509

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D8FFD5
Lighter +30%#A8FFA2
Lighter +20%#78FF6F
Lighter +10%#48FF3C
Darker −10%#0DD500
Darker −20%#0AA200
Darker −30%#076F00
Darker −40%#043C00
More saturated +25%#18FF09
Less saturated −25%#33E028

Channel breakdown

R24
G255
B9
Red24 (9.4%)
Green255 (100%)
Blue9 (3.5%)
Hue116.34°
Saturation (HSL)100%
Lightness51.76%
Dominant channelGreen
Hex per channelR 18 · G FF · B 09

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Every value on this page was computed from “18ff09” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.