#0A371D#0A371D

#0A371D is a dark, moderate green. Relative luminance 0.029; OKLCH L 29.9% C 0.067 H 153.5°. Best body text is #FFFFFF at 13.31:1 contrast (WCAG AA passes).

Color values

HEX	#0A371D
RGB	rgb(10, 55, 29)
HSL	hsl(145, 69%, 13%)
HSV	hsv(145, 82%, 22%)
CMYK	cmyk(81.8%, 0%, 47.3%, 78.4%)
CIE-LAB	lab(19.58, -22.27, 12.06)
CIE-LCH	lch(19.58, 25.32, 151.55°)
OKLab	oklab(29.91% -0.0601 0.03)
OKLCH	oklch(29.91% 0.067 153.5)
XYZ	xyz(1.7130, 2.8854, 1.6288)
Luminance	0.0289 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 7.93

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A371D #370A24

analogous

#0E370A #0A371D #0A3733

triadic

#0A371D #1D0A37 #371D0A

tetradic

#0A371D #0A0E37 #370A24 #37330A

square

#0A371D #0A0E37 #370A24 #37330A

split-complementary

#0A371D #330A37 #370A0E

monochromatic

#051A0E #051A0E #0A371D #136B38 #1D9F54

Accessibility & contrast

On white

13.31

#0A371D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#0A371D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A371D

13.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A371D	#FFFFFF	#000000	##FFFFFF
##0A371D	1.00	13.31	1.58	13.31
#FFFFFF	13.31	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37321B

Deuteranopia (green-blind)

#312E1F

Tritanopia (blue-blind)

#003631

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #0a371d;
/* rgb */ color: rgb(10, 55, 29);
/* oklch */ color: oklch(29.9% 0.067 153.5);

Tailwind

colors: {
  custom: {
    50: '#516e59',
    500: '#0a371d',
    950: '#000000',
  },
}

SCSS

$custom: #0a371d;
$custom-light: #516e59;
$custom-dark: #000000;

JSON

{
  "hex": "#0a371d",
  "rgb": {
    "r": 10,
    "g": 55,
    "b": 29
  },
  "hsl": {
    "h": 145.333,
    "s": 69.231,
    "l": 12.745
  },
  "oklch": {
    "l": 0.29912,
    "c": 0.06714,
    "h": 153.5
  },
  "luminance": 0.02886
}

Semantic roles & 50–950 ramp

primary

#0A371D

secondary

#742854

accent

#3CA2EC

background

#F4F6F5

surface

#E7ECE9

border

#C3C7C5

text

#020703

muted

#787A78

Preview Lab

Preview with #0A371D

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

Preview Lab → · Contrast checker → · Palette generator →