#131D01#131D01

#131D01 is a very dark, muted yellow-green. Relative luminance 0.010; OKLCH L 21.3% C 0.052 H 126.1°. Best body text is #FFFFFF at 17.44:1 contrast (WCAG AA passes).

Color values

HEX	#131D01
RGB	rgb(19, 29, 1)
HSL	hsl(81, 93%, 6%)
HSV	hsv(81, 97%, 11%)
CMYK	cmyk(34.5%, 0%, 96.6%, 88.6%)
CIE-LAB	lab(9.15, -10.22, 13.09)
CIE-LCH	lch(9.15, 16.61, 127.99°)
OKLab	oklab(21.33% -0.0306 0.0421)
OKLCH	oklch(21.33% 0.052 126.1)
XYZ	xyz(0.7134, 1.0194, 0.1879)
Luminance	0.0102 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131D01 #0B011D

analogous

#1D1901 #131D01 #051D01

triadic

#131D01 #01131D #1D0113

tetradic

#131D01 #011D19 #0B011D #1D0105

square

#131D01 #011D19 #0B011D #1D0105

split-complementary

#131D01 #01051D #19011D

monochromatic

#131E01 #131E01 #131E01 #3A5803 #619305

Accessibility & contrast

On white

17.44

#131D01 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#131D01 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131D01

17.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131D01	#FFFFFF	#000000	##FFFFFF
##131D01	1.00	17.44	1.20	17.44
#FFFFFF	17.44	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1A00

Deuteranopia (green-blind)

#1E1A02

Tritanopia (blue-blind)

#141B17

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #131d01;
/* rgb */ color: rgb(19, 29, 1);
/* oklch */ color: oklch(21.3% 0.052 126.1);

Tailwind

colors: {
  custom: {
    50: '#505947',
    500: '#131d01',
    950: '#000000',
  },
}

SCSS

$custom: #131d01;
$custom-light: #505947;
$custom-dark: #000000;

JSON

{
  "hex": "#131d01",
  "rgb": {
    "r": 19,
    "g": 29,
    "b": 1
  },
  "hsl": {
    "h": 81.429,
    "s": 93.333,
    "l": 5.882
  },
  "oklch": {
    "l": 0.21328,
    "c": 0.05203,
    "h": 126.1
  },
  "luminance": 0.01019
}

Semantic roles & 50–950 ramp

primary

#131D01

secondary

#321565

accent

#29FF75

background

#F4F5F3

surface

#E7E9E5

border

#C3C5C1

text

#020300

muted

#787877

Preview Lab

Preview with #131D01

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

Preview Lab → · Contrast checker → · Palette generator →