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Recognised as Colour

#18570B

  • #18570B
  • Green
  • Dark
  • Nearest: Dark green

#18570B is a green with RGB values 24, 87, 11 and HSL 110°, 78%, 19%. It is a dark colour, so white text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Dark green.

Colour values

#18570B#18570B
HEX#18570B
RGBrgb(24, 87, 11)
RGB (0–1)0.0941, 0.3412, 0.0431
RGB percentages9.4%, 34.1%, 4.3%
HSLhsl(109.7, 77.6%, 19.2%)
HSV / HSBhsv(109.7, 87.4%, 34.1%)
CMYK72.4%, 0%, 87.4%, 65.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,595,147
CSS custom property--colour: #18570B;

Brightness & contrast

Relative luminance0.07035WCAG 2.x, 0 is black and 1 is white
Perceived brightness68 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.72:1
Contrast with white8.72:1WCAG normal text: AAA
Contrast with black2.41:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#E7A8F4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#594E00no red cones; affects about 1% of men; ΔE 31.9 from the original
Deuteranopia#524914no green cones; the most common form, about 1% of men; ΔE 31.7 from the original
Tritanopia#0C5449no blue cones; rare, and affects men and women equally; ΔE 36.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.72:1WCAG large text: AAA
Contrast with black, large text2.41:1WCAG large text: Fail

Named colours

Dark green · ΔE 11.9Dark olivegreen · ΔE 19.5Sea green · ΔE 25.1Forest green · ΔE 25.9Green · ΔE 26.8Olivedrab · ΔE 27.9
Nearest named CSS colourDark green (#006400)ΔE 11.87, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4A0B57
Analogous#3E570B, #0B5724
Triadic#0B1857, #570B18
Split complementary#240B57, #570B3E
Tetradic#0B3E57, #4A0B57, #57240B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#62E846
Lighter +30%#3DDF1C
Lighter +20%#31B216
Lighter +10%#248411
Darker −10%#0C2A05
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#116200
Less saturated −25%#204B17

Channel breakdown

R24
G87
B11
Red24 (9.4%)
Green87 (34.1%)
Blue11 (4.3%)
Hue109.74°
Saturation (HSL)77.55%
Lightness19.22%
Dominant channelGreen
Hex per channelR 18 · G 57 · B 0B

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Every value on this page was computed from “18570b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.