Colour

#121C00

#121C00
Green
Dark
Nearest: Black

#121C00 is a green with RGB values 18, 28, 0 and HSL 81°, 100%, 5%. It is a dark colour, so white text on it reaches 17.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#121C00#121C00

HEX#121C00

RGBrgb(18, 28, 0)

RGB (0–1)0.0706, 0.1098, 0

RGB percentages7.1%, 11%, 0%

HSLhsl(81.4, 100%, 5.5%)

HSV / HSBhsv(81.4, 100%, 11%)

CMYK35.7%, 0%, 100%, 89%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,186,816

CSS custom property--colour: #121C00;

Brightness & contrast

Relative luminance0.00959WCAG 2.x, 0 is black and 1 is white

Perceived brightness23.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.62:1

Contrast with white17.62:1WCAG normal text: AAA

Contrast with black1.19:1WCAG normal text: Fail

Greyscale equivalent#181818

Inverted#EDE3FF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1E1900no red cones; affects about 1% of men; ΔE 8.5 from the original

Deuteranopia#1D1901no green cones; the most common form, about 1% of men; ΔE 8 from the original

Tritanopia#131A16no blue cones; rare, and affects men and women equally; ΔE 12.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.62:1WCAG large text: AAA

Contrast with black, large text1.19:1WCAG large text: Fail

Named colours

Black · ΔE 18.4 Dark slate grey · ΔE 28 Dark olivegreen · ΔE 39 Dim grey · ΔE 39.3 Gray · ΔE 47.8 Teal · ΔE 48.7

Nearest named CSS colourBlack (#000000)ΔE 18.39, a distinctly different colour

Hue familygreen

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0A001C

Analogous#1C1800, #041C00

Triadic#00121C, #1C0012

Split complementary#00041C, #18001C

Tetradic#001C18, #0A001C, #1C0004

Tints, shades & saturation

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

Lighter +40%#95E800

Lighter +30%#74B500

Lighter +20%#548200

Lighter +10%#334F00

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#121C00

Less saturated −25%#111804

Channel breakdown

R18

G28

Red18 (7.1%)

Green28 (11%)

Blue0 (0%)

Hue81.43°

Saturation (HSL)100%

Lightness5.49%

Dominant channelGreen

Hex per channelR 12 · G 1C · B 00

Keep nerding

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#121C00

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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