#1F3907#1F3907

#1F3907 is a dark, moderate yellow-green. Relative luminance 0.032; OKLCH L 31.2% C 0.081 H 133.5°. Best body text is #FFFFFF at 12.75:1 contrast (WCAG AA passes).

Color values

HEX	#1F3907
RGB	rgb(31, 57, 7)
HSL	hsl(91, 78%, 13%)
HSV	hsv(91, 88%, 22%)
CMYK	cmyk(45.6%, 0%, 87.7%, 77.6%)
CIE-LAB	lab(20.95, -19.73, 25.88)
CIE-LCH	lch(20.95, 32.55, 127.32°)
OKLab	oklab(31.2% -0.0555 0.0584)
OKLCH	oklch(31.2% 0.081 133.5)
XYZ	xyz(2.0665, 3.2328, 0.7161)
Luminance	0.0323 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Dark Green

#033500

ΔE00 4.57

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 6.62

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F3907 #210739

analogous

#383907 #1F3907 #073908

triadic

#1F3907 #071F39 #39071F

tetradic

#1F3907 #073839 #210739 #390807

square

#1F3907 #073839 #210739 #390807

split-complementary

#1F3907 #080739 #390738

monochromatic

#0F1B03 #0F1B03 #1F3907 #3D700E #5AA614

Accessibility & contrast

On white

12.75

#1F3907 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#1F3907 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F3907

12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F3907	#FFFFFF	#000000	##FFFFFF
##1F3907	1.00	12.75	1.65	12.75
#FFFFFF	12.75	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3401

Deuteranopia (green-blind)

#38320C

Tritanopia (blue-blind)

#1F3630

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1f3907;
/* rgb */ color: rgb(31, 57, 7);
/* oklch */ color: oklch(31.2% 0.081 133.5);

Tailwind

colors: {
  custom: {
    50: '#5d6f4b',
    500: '#1f3907',
    950: '#000000',
  },
}

SCSS

$custom: #1f3907;
$custom-light: #5d6f4b;
$custom-dark: #000000;

JSON

{
  "hex": "#1f3907",
  "rgb": {
    "r": 31,
    "g": 57,
    "b": 7
  },
  "hsl": {
    "h": 91.2,
    "s": 78.125,
    "l": 12.549
  },
  "oklch": {
    "l": 0.31195,
    "c": 0.08058,
    "h": 133.5
  },
  "luminance": 0.03233
}

Semantic roles & 50–950 ramp

primary

#1F3907

secondary

#502379

accent

#33F598

background

#F5F6F4

surface

#E9ECE7

border

#C5C7C3

text

#040701

muted

#797A77

Preview Lab

Preview with #1F3907

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

Preview Lab → · Contrast checker → · Palette generator →