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Recognised as Colour

#18A53D

  • #18A53D
  • Green
  • Dark
  • Nearest: Forest green

#18A53D is a green with RGB values 24, 165, 61 and HSL 136°, 75%, 37%. It is a dark colour, so black text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Forest green.

Colour values

#18A53D#18A53D
HEX#18A53D
RGBrgb(24, 165, 61)
RGB (0–1)0.0941, 0.6471, 0.2392
RGB percentages9.4%, 64.7%, 23.9%
HSLhsl(135.7, 74.6%, 37.1%)
HSV / HSBhsv(135.7, 85.5%, 64.7%)
CMYK85.5%, 0%, 63%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,615,165
CSS custom property--colour: #18A53D;

Brightness & contrast

Relative luminance0.27441WCAG 2.x, 0 is black and 1 is white
Perceived brightness128.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.49:1
Contrast with white3.24:1WCAG normal text: Fail
Contrast with black6.49:1WCAG normal text: AA
Greyscale equivalent#808080
Inverted#E75AC2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A79531no red cones; affects about 1% of men; ΔE 52.8 from the original
Deuteranopia#998B46no green cones; the most common form, about 1% of men; ΔE 52.8 from the original
Tritanopia#00A18Fno blue cones; rare, and affects men and women equally; ΔE 46.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.24:1WCAG large text: AA
Contrast with black, large text6.49:1WCAG large text: AAA

Named colours

Forest green · ΔE 11.5Green · ΔE 15.6Medium seagreen · ΔE 21.4Limegreen · ΔE 24.9Dark green · ΔE 26.8Olivedrab · ΔE 29.6
Nearest named CSS colourForest green (#228B22)ΔE 11.47, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A51880
Analogous#39A518, #18A583
Triadic#3D18A5, #A53D18
Split complementary#8318A5, #A5183A
Tetradic#183AA5, #A51880, #A58418

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#99F0B0
Lighter +30%#6CEA8D
Lighter +20%#40E36B
Lighter +10%#1ED24D
Darker −10%#12782D
Darker −20%#0B4C1C
Darker −30%#051F0C
Darker −40%#000000
More saturated +25%#00BD32
Less saturated −25%#308D48

Channel breakdown

R24
G165
B61
Red24 (9.4%)
Green165 (64.7%)
Blue61 (23.9%)
Hue135.74°
Saturation (HSL)74.6%
Lightness37.06%
Dominant channelGreen
Hex per channelR 18 · G A5 · B 3D

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Every value on this page was computed from “18a53d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.