Colour

#18280B

#18280B
Green
Dark
Nearest: Black

#18280B is a green with RGB values 24, 40, 11 and HSL 93°, 57%, 10%. It is a dark colour, so white text on it reaches 15.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#18280B#18280B

HEX#18280B

RGBrgb(24, 40, 11)

RGB (0–1)0.0941, 0.1569, 0.0431

RGB percentages9.4%, 15.7%, 4.3%

HSLhsl(93.1, 56.9%, 10%)

HSV / HSBhsv(93.1, 72.5%, 15.7%)

CMYK40%, 0%, 72.5%, 84.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,583,115

CSS custom property--colour: #18280B;

Brightness & contrast

Relative luminance0.01736WCAG 2.x, 0 is black and 1 is white

Perceived brightness33.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.59:1

Contrast with white15.59:1WCAG normal text: AAA

Contrast with black1.35:1WCAG normal text: Fail

Greyscale equivalent#232323

Inverted#E7D7F4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2A2408no red cones; affects about 1% of men; ΔE 11.9 from the original

Deuteranopia#28230Dno green cones; the most common form, about 1% of men; ΔE 11.9 from the original

Tritanopia#182622no blue cones; rare, and affects men and women equally; ΔE 16.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.59:1WCAG large text: AAA

Contrast with black, large text1.35:1WCAG large text: Fail

Named colours

Black · ΔE 24.9 Dark slate grey · ΔE 26.1 Dark olivegreen · ΔE 32.4 Dim grey · ΔE 36.7 Gray · ΔE 44.6 Teal · ΔE 44.8

Nearest named CSS colourBlack (#000000)ΔE 24.89, a distinctly different colour

Hue familygreen

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#1B0B28

Analogous#26280B, #0B280D

Triadic#0B1828, #280B18

Split complementary#0D0B28, #280B27

Tetradic#0B2728, #1B0B28, #280D0B

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#78C837

Lighter +30%#60A02C

Lighter +20%#487821

Lighter +10%#305016

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#172E05

Less saturated −25%#192211

Channel breakdown

R24

G40

B11

Red24 (9.4%)

Green40 (15.7%)

Blue11 (4.3%)

Hue93.1°

Saturation (HSL)56.86%

Lightness10%

Dominant channelGreen

Hex per channelR 18 · G 28 · B 0B

Keep nerding

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#18280B

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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