#0A371F#0A371F

#0A371F is a dark, moderate green. Relative luminance 0.029; OKLCH L 30.0% C 0.065 H 155.3°. Best body text is #FFFFFF at 13.30:1 contrast (WCAG AA passes).

Color values

HEX	#0A371F
RGB	rgb(10, 55, 31)
HSL	hsl(148, 69%, 13%)
HSV	hsv(148, 82%, 22%)
CMYK	cmyk(81.8%, 0%, 43.6%, 78.4%)
CIE-LAB	lab(19.62, -21.80, 10.82)
CIE-LCH	lch(19.62, 24.33, 153.61°)
OKLab	oklab(29.96% -0.0589 0.0271)
OKLCH	oklch(29.96% 0.065 155.3)
XYZ	xyz(1.7385, 2.8956, 1.7633)
Luminance	0.0290 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 8.62

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A371F #370A22

analogous

#0B370A #0A371F #0A3735

triadic

#0A371F #1F0A37 #371F0A

tetradic

#0A371F #0A0B37 #370A22 #37350A

square

#0A371F #0A0B37 #370A22 #37350A

split-complementary

#0A371F #350A37 #370A0B

monochromatic

#051A0F #051A0F #0A371F #136B3C #1D9F59

Accessibility & contrast

On white

13.30

#0A371F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#0A371F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A371F

13.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A371F	#FFFFFF	#000000	##FFFFFF
##0A371F	1.00	13.30	1.58	13.30
#FFFFFF	13.30	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37321D

Deuteranopia (green-blind)

#312E21

Tritanopia (blue-blind)

#003631

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #0a371f;
/* rgb */ color: rgb(10, 55, 31);
/* oklch */ color: oklch(30.0% 0.065 155.3);

Tailwind

colors: {
  custom: {
    50: '#516e5a',
    500: '#0a371f',
    950: '#000000',
  },
}

SCSS

$custom: #0a371f;
$custom-light: #516e5a;
$custom-dark: #000000;

JSON

{
  "hex": "#0a371f",
  "rgb": {
    "r": 10,
    "g": 55,
    "b": 31
  },
  "hsl": {
    "h": 148,
    "s": 69.231,
    "l": 12.745
  },
  "oklch": {
    "l": 0.2996,
    "c": 0.06485,
    "h": 155.3
  },
  "luminance": 0.02896
}

Semantic roles & 50–950 ramp

primary

#0A371F

secondary

#742851

accent

#3C9AEC

background

#F4F6F5

surface

#E7ECE9

border

#C3C7C5

text

#020704

muted

#787A79

Preview Lab

Preview with #0A371F

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

Preview Lab → · Contrast checker → · Palette generator →