#0A311D#0A311D

#0A311D is a dark, muted green. Relative luminance 0.024; OKLCH L 28.0% C 0.057 H 156.8°. Best body text is #FFFFFF at 14.29:1 contrast (WCAG AA passes).

Color values

HEX	#0A311D
RGB	rgb(10, 49, 29)
HSL	hsl(149, 66%, 12%)
HSV	hsv(149, 80%, 19%)
CMYK	cmyk(79.6%, 0%, 40.8%, 80.8%)
CIE-LAB	lab(17.22, -19.34, 8.92)
CIE-LCH	lch(17.22, 21.30, 155.24°)
OKLab	oklab(27.97% -0.0525 0.0225)
OKLCH	oklch(27.97% 0.057 156.8)
XYZ	xyz(1.4451, 2.3497, 1.5395)
Luminance	0.0235 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 10.38

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A311D #310A1E

analogous

#0B310A #0A311D #0A3131

triadic

#0A311D #1D0A31 #311D0A

tetradic

#0A311D #0A0B31 #310A1E #31310A

square

#0A311D #0A0B31 #310A1E #31310A

split-complementary

#0A311D #310A31 #310A0B

monochromatic

#05190F #05190F #0A311D #14643B #1F9759

Accessibility & contrast

On white

14.29

#0A311D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#0A311D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A311D

14.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A311D	#FFFFFF	#000000	##FFFFFF
##0A311D	1.00	14.29	1.47	14.29
#FFFFFF	14.29	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.29	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: #0a311d;
/* rgb */ color: rgb(10, 49, 29);
/* oklch */ color: oklch(28.0% 0.057 156.8);

Tailwind

colors: {
  custom: {
    50: '#4f6959',
    500: '#0a311d',
    950: '#000000',
  },
}

SCSS

$custom: #0a311d;
$custom-light: #4f6959;
$custom-dark: #000000;

JSON

{
  "hex": "#0a311d",
  "rgb": {
    "r": 10,
    "g": 49,
    "b": 29
  },
  "hsl": {
    "h": 149.231,
    "s": 66.102,
    "l": 11.569
  },
  "oklch": {
    "l": 0.27974,
    "c": 0.0571,
    "h": 156.8
  },
  "luminance": 0.0235
}

Semantic roles & 50–950 ramp

primary

#0A311D

secondary

#6E294C

accent

#3F96E9

background

#F4F6F5

surface

#E7EBE9

border

#C3C6C5

text

#020603

muted

#787A78

Preview Lab

Preview with #0A311D

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

Preview Lab → · Contrast checker → · Palette generator →