Recognised as Colour

#183D2A

#183D2A
Green
Dark
Nearest: Dark slate grey

#183D2A is a green with RGB values 24, 61, 42 and HSL 149°, 44%, 17%. It is a dark colour, so white text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#183D2A#183D2A

HEX#183D2A

RGBrgb(24, 61, 42)

RGB (0–1)0.0941, 0.2392, 0.1647

RGB percentages9.4%, 23.9%, 16.5%

HSLhsl(149.2, 43.5%, 16.7%)

HSV / HSBhsv(149.2, 60.7%, 23.9%)

CMYK60.7%, 0%, 31.1%, 76.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,588,522

CSS custom property--colour: #183D2A;

Brightness & contrast

Relative luminance0.03699WCAG 2.x, 0 is black and 1 is white

Perceived brightness50.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.07:1

Contrast with white12.07:1WCAG normal text: AAA

Contrast with black1.74:1WCAG normal text: Fail

Greyscale equivalent#343434

Inverted#E7C2D5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3C3829no red cones; affects about 1% of men; ΔE 17.6 from the original

Deuteranopia#37352Bno green cones; the most common form, about 1% of men; ΔE 17.5 from the original

Tritanopia#0C3D38no blue cones; rare, and affects men and women equally; ΔE 9.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text12.07:1WCAG large text: AAA

Contrast with black, large text1.74:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 15.9 Dim grey · ΔE 29.7 Dark olivegreen · ΔE 30.1 Black · ΔE 30.3 Teal · ΔE 32 Dark cyan · ΔE 36

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 15.94, a distinctly different colour

Hue familygreen

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3D182B

Analogous#193D18, #183D3C

Triadic#2A183D, #3D2A18

Split complementary#3C183D, #3D1819

Tetradic#18193D, #3D182B, #3D3D18

Tints, shades & saturation

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

Lighter +40%#60C18F

Lighter +30%#43AB76

Lighter +20%#35865C

Lighter +10%#266243

Darker −10%#0A1811

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0D482A

Less saturated −25%#23322A

Channel breakdown

R24

G61

B42

Red24 (9.4%)

Green61 (23.9%)

Blue42 (16.5%)

Hue149.19°

Saturation (HSL)43.53%

Lightness16.67%

Dominant channelGreen

Hex per channelR 18 · G 3D · B 2A

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#183D2A

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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