#0B311D#0B311D

#0B311D is a dark, muted green. Relative luminance 0.024; OKLCH L 28.0% C 0.057 H 156.5°. Best body text is #FFFFFF at 14.27:1 contrast (WCAG AA passes).

Color values

HEX	#0B311D
RGB	rgb(11, 49, 29)
HSL	hsl(148, 63%, 12%)
HSV	hsv(148, 78%, 19%)
CMYK	cmyk(77.6%, 0%, 40.8%, 80.8%)
CIE-LAB	lab(17.26, -19.11, 8.97)
CIE-LCH	lch(17.26, 21.11, 154.86°)
OKLab	oklab(28.01% -0.0519 0.0226)
OKLCH	oklch(28.01% 0.057 156.5)
XYZ	xyz(1.4580, 2.3563, 1.5401)
Luminance	0.0236 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 10.37

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B311D #310B1F

analogous

#0C310B #0B311D #0B3130

triadic

#0B311D #1D0B31 #311D0B

tetradic

#0B311D #0B0C31 #310B1F #31300B

square

#0B311D #0B0C31 #310B1F #31300B

split-complementary

#0B311D #300B31 #310B0C

monochromatic

#06190F #06190F #0B311D #16633B #219558

Accessibility & contrast

On white

14.27

#0B311D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#0B311D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B311D

14.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B311D	#FFFFFF	#000000	##FFFFFF
##0B311D	1.00	14.27	1.47	14.27
#FFFFFF	14.27	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312D1C

Deuteranopia (green-blind)

#2C291E

Tritanopia (blue-blind)

#00312C

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0b311d;
/* rgb */ color: rgb(11, 49, 29);
/* oklch */ color: oklch(28.0% 0.057 156.5);

Tailwind

colors: {
  custom: {
    50: '#4f6959',
    500: '#0b311d',
    950: '#000000',
  },
}

SCSS

$custom: #0b311d;
$custom-light: #4f6959;
$custom-dark: #000000;

JSON

{
  "hex": "#0b311d",
  "rgb": {
    "r": 11,
    "g": 49,
    "b": 29
  },
  "hsl": {
    "h": 148.421,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.28009,
    "c": 0.05658,
    "h": 156.5
  },
  "luminance": 0.02356
}

Semantic roles & 50–950 ramp

primary

#0B311D

secondary

#6E2A4E

accent

#4198E6

background

#F4F6F5

surface

#E7EBE9

border

#C3C6C5

text

#020603

muted

#787A78

Preview Lab

Preview with #0B311D

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

Preview Lab → · Contrast checker → · Palette generator →