#1F331D#1F331D

#1F331D is a dark, muted green. Relative luminance 0.027; OKLCH L 29.7% C 0.047 H 142.2°. Best body text is #FFFFFF at 13.55:1 contrast (WCAG AA passes).

Color values

HEX	#1F331D
RGB	rgb(31, 51, 29)
HSL	hsl(115, 28%, 16%)
HSV	hsv(115, 43%, 20%)
CMYK	cmyk(39.2%, 0%, 43.1%, 80%)
CIE-LAB	lab(19.00, -13.52, 11.48)
CIE-LCH	lch(19.00, 17.73, 139.66°)
OKLab	oklab(29.7% -0.0369 0.0286)
OKLCH	oklch(29.7% 0.047 142.2)
XYZ	xyz(1.9706, 2.7476, 1.5887)
Luminance	0.0275 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 10.16

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F331D #311D33

analogous

#2A331D #1F331D #1D3326

triadic

#1F331D #1D1F33 #331D1F

tetradic

#1F331D #1D2A33 #311D33 #33261D

square

#1F331D #1D2A33 #311D33 #33261D

split-complementary

#1F331D #261D33 #331D2A

monochromatic

#0C140B #0C140B #1F331D #375A33 #4E8149

Accessibility & contrast

On white

13.55

#1F331D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#1F331D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F331D

13.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F331D	#FFFFFF	#000000	##FFFFFF
##1F331D	1.00	13.55	1.55	13.55
#FFFFFF	13.55	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#342F1B

Deuteranopia (green-blind)

#312D1E

Tritanopia (blue-blind)

#1D322D

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1f331d;
/* rgb */ color: rgb(31, 51, 29);
/* oklch */ color: oklch(29.7% 0.047 142.2);

Tailwind

colors: {
  custom: {
    50: '#5b6a59',
    500: '#1f331d',
    950: '#000000',
  },
}

SCSS

$custom: #1f331d;
$custom-light: #5b6a59;
$custom-dark: #000000;

JSON

{
  "hex": "#1f331d",
  "rgb": {
    "r": 31,
    "g": 51,
    "b": 29
  },
  "hsl": {
    "h": 114.545,
    "s": 27.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.29703,
    "c": 0.04665,
    "h": 142.2
  },
  "luminance": 0.02748
}

Semantic roles & 50–950 ramp

primary

#1F331D

secondary

#634566

accent

#64C4BB

background

#F5F6F5

surface

#E9EBE9

border

#C5C6C5

text

#040603

muted

#797A78

Preview Lab

Preview with #1F331D

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

Preview Lab → · Contrast checker → · Palette generator →