#1F420D#1F420D

#1F420D is a dark, moderate yellow-green. Relative luminance 0.042; OKLCH L 34.0% C 0.090 H 137.1°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#1F420D
RGB	rgb(31, 66, 13)
HSL	hsl(100, 67%, 15%)
HSV	hsv(100, 80%, 26%)
CMYK	cmyk(53%, 0%, 80.3%, 74.1%)
CIE-LAB	lab(24.38, -23.65, 26.93)
CIE-LCH	lch(24.38, 35.84, 131.29°)
OKLab	oklab(34.02% -0.0656 0.061)
OKLCH	oklch(34.02% 0.09 137.1)
XYZ	xyz(2.5859, 4.2166, 1.0583)
Luminance	0.0422 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 2.17

Hunter Green (survey)

#0B4008

ΔE00 2.80

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F420D #300D42

analogous

#39420D #1F420D #0D4215

triadic

#1F420D #0D1F42 #420D1F

tetradic

#1F420D #0D3942 #300D42 #42150D

square

#1F420D #0D3942 #300D42 #42150D

split-complementary

#1F420D #150D42 #420D39

monochromatic

#0C1A05 #0C1A05 #1F420D #377517 #4FA821

Accessibility & contrast

On white

11.39

#1F420D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#1F420D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F420D

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F420D	#FFFFFF	#000000	##FFFFFF
##1F420D	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443C05

Deuteranopia (green-blind)

#403912

Tritanopia (blue-blind)

#1D3F38

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1f420d;
/* rgb */ color: rgb(31, 66, 13);
/* oklch */ color: oklch(34.0% 0.090 137.1);

Tailwind

colors: {
  custom: {
    50: '#5f774f',
    500: '#1f420d',
    950: '#000000',
  },
}

SCSS

$custom: #1f420d;
$custom-light: #5f774f;
$custom-dark: #000000;

JSON

{
  "hex": "#1f420d",
  "rgb": {
    "r": 31,
    "g": 66,
    "b": 13
  },
  "hsl": {
    "h": 99.623,
    "s": 67.089,
    "l": 15.49
  },
  "oklch": {
    "l": 0.34016,
    "c": 0.08954,
    "h": 137.1
  },
  "luminance": 0.04217
}

Semantic roles & 50–950 ramp

primary

#1F420D

secondary

#622D7E

accent

#3EEAB0

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#050802

muted

#797B78

Preview Lab

Preview with #1F420D

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

Preview Lab → · Contrast checker → · Palette generator →