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Recognised as Colour

#181C12

  • #181C12
  • Green
  • Dark
  • Nearest: Black

#181C12 is a green with RGB values 24, 28, 18 and HSL 84°, 22%, 9%. It is a dark colour, so white text on it reaches 17.3:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#181C12#181C12
HEX#181C12
RGBrgb(24, 28, 18)
RGB (0–1)0.0941, 0.1098, 0.0706
RGB percentages9.4%, 11%, 7.1%
HSLhsl(84, 21.7%, 9%)
HSV / HSBhsv(84, 35.7%, 11%)
CMYK14.3%, 0%, 35.7%, 89%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,580,050
CSS custom property--colour: #181C12;

Brightness & contrast

Relative luminance0.01068WCAG 2.x, 0 is black and 1 is white
Perceived brightness25.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.3:1
Contrast with white17.3:1WCAG normal text: AAA
Contrast with black1.21:1WCAG normal text: Fail
Greyscale equivalent#1A1A1A
Inverted#E7E3ED

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1D1B11no red cones; affects about 1% of men; ΔE 3.3 from the original
Deuteranopia#1D1B12no green cones; the most common form, about 1% of men; ΔE 3.3 from the original
Tritanopia#191B19no blue cones; rare, and affects men and women equally; ΔE 5.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.3:1WCAG large text: AAA
Contrast with black, large text1.21:1WCAG large text: Fail

Named colours

Black · ΔE 12.1Dark slate grey · ΔE 24.9Dim grey · ΔE 35.6Dark olivegreen · ΔE 43.4Gray · ΔE 44.7Slate grey · ΔE 46.4
Nearest named CSS colourBlack (#000000)ΔE 12.07, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#16121C
Analogous#1C1B12, #131C12
Triadic#12181C, #1C1218
Split complementary#12131C, #1B121C
Tetradic#121C1B, #16121C, #1C1213

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#829862
Lighter +30%#68794E
Lighter +20%#4D5A3A
Lighter +10%#333B26
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#19220C
Less saturated −25%#171717

Channel breakdown

R24
G28
B18
Red24 (9.4%)
Green28 (11%)
Blue18 (7.1%)
Hue84°
Saturation (HSL)21.74%
Lightness9.02%
Dominant channelGreen
Hex per channelR 18 · G 1C · B 12

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Every value on this page was computed from “181c12” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.