#031B0D#031B0D

#031B0D is a very dark, muted green. Relative luminance 0.008; OKLCH L 19.8% C 0.042 H 155.6°. Best body text is #FFFFFF at 18.00:1 contrast (WCAG AA passes).

Color values

HEX	#031B0D
RGB	rgb(3, 27, 13)
HSL	hsl(145, 80%, 6%)
HSV	hsv(145, 89%, 11%)
CMYK	cmyk(88.9%, 0%, 51.9%, 89.4%)
CIE-LAB	lab(7.52, -11.83, 5.60)
CIE-LCH	lch(7.52, 13.09, 154.69°)
OKLab	oklab(19.78% -0.0385 0.0175)
OKLCH	oklch(19.78% 0.042 155.6)
XYZ	xyz(0.5021, 0.8322, 0.5149)
Luminance	0.0083 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031B0D #1B0311

analogous

#051B03 #031B0D #031B19

triadic

#031B0D #0D031B #1B0D03

tetradic

#031B0D #03051B #1B0311 #1B1903

square

#031B0D #03051B #1B0311 #1B1903

split-complementary

#031B0D #19031B #1B0305

monochromatic

#031C0D #031C0D #031C0D #095228 #0F8942

Accessibility & contrast

On white

18.00

#031B0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#031B0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031B0D

18.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031B0D	#FFFFFF	#000000	##FFFFFF
##031B0D	1.00	18.00	1.17	18.00
#FFFFFF	18.00	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	18.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B180C

Deuteranopia (green-blind)

#18160E

Tritanopia (blue-blind)

#001B17

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #031b0d;
/* rgb */ color: rgb(3, 27, 13);
/* oklch */ color: oklch(19.8% 0.042 155.6);

Tailwind

colors: {
  custom: {
    50: '#47574c',
    500: '#031b0d',
    950: '#000000',
  },
}

SCSS

$custom: #031b0d;
$custom-light: #47574c;
$custom-dark: #000000;

JSON

{
  "hex": "#031b0d",
  "rgb": {
    "r": 3,
    "g": 27,
    "b": 13
  },
  "hsl": {
    "h": 145,
    "s": 80,
    "l": 5.882
  },
  "oklch": {
    "l": 0.19776,
    "c": 0.04231,
    "h": 155.6
  },
  "luminance": 0.00832
}

Semantic roles & 50–950 ramp

primary

#031B0D

secondary

#5F1B43

accent

#31A4F6

background

#F4F5F4

surface

#E6E9E7

border

#C2C5C3

text

#000301

muted

#777877

Preview Lab

Preview with #031B0D

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

Preview Lab → · Contrast checker → · Palette generator →