#1F2501#1F2501

#1F2501 is a very dark, muted yellow-green. Relative luminance 0.016; OKLCH L 25.0% C 0.057 H 118.6°. Best body text is #FFFFFF at 15.87:1 contrast (WCAG AA passes).

Color values

HEX	#1F2501
RGB	rgb(31, 37, 1)
HSL	hsl(70, 95%, 7%)
HSV	hsv(70, 97%, 15%)
CMYK	cmyk(16.2%, 0%, 97.3%, 85.5%)
CIE-LAB	lab(13.33, -8.97, 19.04)
CIE-LCH	lch(13.33, 21.05, 115.22°)
OKLab	oklab(24.98% -0.0272 0.05)
OKLCH	oklch(24.98% 0.057 118.6)
XYZ	xyz(1.2322, 1.6166, 0.2758)
Luminance	0.0162 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2501 #070125

analogous

#251901 #1F2501 #0D2501

triadic

#1F2501 #011F25 #25011F

tetradic

#1F2501 #012519 #070125 #25010D

square

#1F2501 #012519 #070125 #25010D

split-complementary

#1F2501 #010D25 #190125

monochromatic

#191E01 #191E01 #1F2501 #516103 #839C04

Accessibility & contrast

On white

15.87

#1F2501 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#1F2501 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2501

15.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2501	#FFFFFF	#000000	##FFFFFF
##1F2501	1.00	15.87	1.32	15.87
#FFFFFF	15.87	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282200

Deuteranopia (green-blind)

#282203

Tritanopia (blue-blind)

#22221E

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #1f2501;
/* rgb */ color: rgb(31, 37, 1);
/* oklch */ color: oklch(25.0% 0.057 118.6);

Tailwind

colors: {
  custom: {
    50: '#5b5f47',
    500: '#1f2501',
    950: '#000000',
  },
}

SCSS

$custom: #1f2501;
$custom-light: #5b5f47;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2501",
  "rgb": {
    "r": 31,
    "g": 37,
    "b": 1
  },
  "hsl": {
    "h": 70,
    "s": 94.737,
    "l": 7.451
  },
  "oklch": {
    "l": 0.2498,
    "c": 0.05691,
    "h": 118.6
  },
  "luminance": 0.01617
}

Semantic roles & 50–950 ramp

primary

#1F2501

secondary

#24166C

accent

#29FF4D

background

#F5F5F4

surface

#E9E9E6

border

#C5C5C2

text

#040400

muted

#797977

Preview Lab

Preview with #1F2501

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

Preview Lab → · Contrast checker → · Palette generator →