#031B0C#031B0C

#031B0C is a very dark, muted green. Relative luminance 0.008; OKLCH L 19.7% C 0.044 H 154.0°. Best body text is #FFFFFF at 18.01:1 contrast (WCAG AA passes).

Color values

HEX	#031B0C
RGB	rgb(3, 27, 12)
HSL	hsl(143, 80%, 6%)
HSV	hsv(143, 89%, 11%)
CMYK	cmyk(88.9%, 0%, 55.6%, 89.4%)
CIE-LAB	lab(7.49, -11.99, 6.03)
CIE-LCH	lch(7.49, 13.43, 153.31°)
OKLab	oklab(19.75% -0.0392 0.0191)
OKLCH	oklch(19.75% 0.044 154)
XYZ	xyz(0.4958, 0.8297, 0.4818)
Luminance	0.0083 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031B0C #1B0312

analogous

#061B03 #031B0C #031B18

triadic

#031B0C #0C031B #1B0C03

tetradic

#031B0C #03061B #1B0312 #1B1803

square

#031B0C #03061B #1B0312 #1B1803

split-complementary

#031B0C #18031B #1B0306

monochromatic

#031C0C #031C0C #031C0C #095224 #0F893D

Accessibility & contrast

On white

18.01

#031B0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#031B0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031B0C

18.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031B0C	#FFFFFF	#000000	##FFFFFF
##031B0C	1.00	18.01	1.17	18.01
#FFFFFF	18.01	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	18.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B180B

Deuteranopia (green-blind)

#18160D

Tritanopia (blue-blind)

#001B17

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #031b0c;
/* rgb */ color: rgb(3, 27, 12);
/* oklch */ color: oklch(19.7% 0.044 154.0);

Tailwind

colors: {
  custom: {
    50: '#47574c',
    500: '#031b0c',
    950: '#000000',
  },
}

SCSS

$custom: #031b0c;
$custom-light: #47574c;
$custom-dark: #000000;

JSON

{
  "hex": "#031b0c",
  "rgb": {
    "r": 3,
    "g": 27,
    "b": 12
  },
  "hsl": {
    "h": 142.5,
    "s": 80,
    "l": 5.882
  },
  "oklch": {
    "l": 0.19748,
    "c": 0.04358,
    "h": 154
  },
  "luminance": 0.0083
}

Semantic roles & 50–950 ramp

primary

#031B0C

secondary

#5F1B45

accent

#31ADF6

background

#F4F5F4

surface

#E6E9E7

border

#C2C5C3

text

#000301

muted

#777877

Preview Lab

Preview with #031B0C

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →