#1F3307#1F3307

#1F3307 is a dark, moderate yellow-green. Relative luminance 0.027; OKLCH L 29.3% C 0.071 H 131.1°. Best body text is #FFFFFF at 13.68:1 contrast (WCAG AA passes).

Color values

HEX	#1F3307
RGB	rgb(31, 51, 7)
HSL	hsl(87, 76%, 11%)
HSV	hsv(87, 86%, 20%)
CMYK	cmyk(39.2%, 0%, 86.3%, 80%)
CIE-LAB	lab(18.69, -16.56, 23.31)
CIE-LCH	lch(18.69, 28.60, 125.39°)
OKLab	oklab(29.35% -0.0469 0.0538)
OKLCH	oklch(29.35% 0.071 131.1)
XYZ	xyz(1.7872, 2.6742, 0.6230)
Luminance	0.0267 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F3307 #1B0733

analogous

#333107 #1F3307 #093307

triadic

#1F3307 #071F33 #33071F

tetradic

#1F3307 #073331 #1B0733 #330709

square

#1F3307 #073331 #1B0733 #330709

split-complementary

#1F3307 #070933 #310733

monochromatic

#101B04 #101B04 #1F3307 #40690E #609F16

Accessibility & contrast

On white

13.68

#1F3307 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#1F3307 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F3307

13.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F3307	#FFFFFF	#000000	##FFFFFF
##1F3307	1.00	13.68	1.53	13.68
#FFFFFF	13.68	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#362E02

Deuteranopia (green-blind)

#332D0B

Tritanopia (blue-blind)

#20302A

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1f3307;
/* rgb */ color: rgb(31, 51, 7);
/* oklch */ color: oklch(29.3% 0.071 131.1);

Tailwind

colors: {
  custom: {
    50: '#5d6a4a',
    500: '#1f3307',
    950: '#000000',
  },
}

SCSS

$custom: #1f3307;
$custom-light: #5d6a4a;
$custom-dark: #000000;

JSON

{
  "hex": "#1f3307",
  "rgb": {
    "r": 31,
    "g": 51,
    "b": 7
  },
  "hsl": {
    "h": 87.273,
    "s": 75.862,
    "l": 11.373
  },
  "oklch": {
    "l": 0.29346,
    "c": 0.0714,
    "h": 131.1
  },
  "luminance": 0.02674
}

Semantic roles & 50–950 ramp

primary

#1F3307

secondary

#472373

accent

#35F28B

background

#F5F6F4

surface

#E9EBE7

border

#C5C6C3

text

#040601

muted

#797A77

Preview Lab

Preview with #1F3307

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

Preview Lab → · Contrast checker → · Palette generator →