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Recognised as Colour

#18CD4F

  • #18CD4F
  • Green
  • Dark
  • Nearest: Limegreen

#18CD4F is a green with RGB values 24, 205, 79 and HSL 138°, 79%, 45%. It is a dark colour, so black text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#18CD4F#18CD4F
HEX#18CD4F
RGBrgb(24, 205, 79)
RGB (0–1)0.0941, 0.8039, 0.3098
RGB percentages9.4%, 80.4%, 31%
HSLhsl(138.2, 79%, 44.9%)
HSV / HSBhsv(138.2, 88.3%, 80.4%)
CMYK88.3%, 0%, 61.5%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,625,423
CSS custom property--colour: #18CD4F;

Brightness & contrast

Relative luminance0.44421WCAG 2.x, 0 is black and 1 is white
Perceived brightness159.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.88:1
Contrast with white2.12:1WCAG normal text: Fail
Contrast with black9.88:1WCAG normal text: AAA
Greyscale equivalent#9D9D9D
Inverted#E732B0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D0BA41no red cones; affects about 1% of men; ΔE 62.7 from the original
Deuteranopia#BDAD5Ano green cones; the most common form, about 1% of men; ΔE 62.3 from the original
Tritanopia#00C8B2no blue cones; rare, and affects men and women equally; ΔE 54.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.12:1WCAG large text: Fail
Contrast with black, large text9.88:1WCAG large text: AAA

Named colours

Limegreen · ΔE 11.5Spring green · ΔE 18.9Medium spring green · ΔE 23.2Light green · ΔE 28.3Forest green · ΔE 28.5Pale green · ΔE 28.6
Nearest named CSS colourLimegreen (#32CD32)ΔE 11.5, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CD1896
Analogous#3CCD18, #18CDA9
Triadic#4F18CD, #CD4F18
Split complementary#A918CD, #CD183C
Tetradic#183CCD, #CD1896, #CDA918

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BAF7CD
Lighter +30%#8CF2AB
Lighter +20%#5FEC8A
Lighter +10%#31E768
Darker −10%#139F3D
Darker −20%#0D722C
Darker −30%#08441A
Darker −40%#031609
More saturated +25%#00E546
Less saturated −25%#35B05A

Channel breakdown

R24
G205
B79
Red24 (9.4%)
Green205 (80.4%)
Blue79 (31%)
Hue138.23°
Saturation (HSL)79.04%
Lightness44.9%
Dominant channelGreen
Hex per channelR 18 · G CD · B 4F

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Every value on this page was computed from “18cd4f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.