#001F04#001F04

#001F04 is a very dark, moderate green. Relative luminance 0.010; OKLCH L 20.8% C 0.064 H 145.9°. Best body text is #FFFFFF at 17.53:1 contrast (WCAG AA passes).

Color values

HEX	#001F04
RGB	rgb(0, 31, 4)
HSL	hsl(128, 100%, 6%)
HSV	hsv(128, 100%, 12%)
CMYK	cmyk(100%, 0%, 87.1%, 87.8%)
CIE-LAB	lab(8.90, -17.38, 11.35)
CIE-LCH	lch(8.90, 20.76, 146.85°)
OKLab	oklab(20.82% -0.0529 0.0359)
OKLCH	oklch(20.82% 0.064 145.9)
XYZ	xyz(0.5119, 0.9887, 0.2787)
Luminance	0.0099 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#001F04 #1F001B

analogous

#0B1F00 #001F04 #001F13

triadic

#001F04 #04001F #1F0400

tetradic

#001F04 #000B1F #1F001B #1F1300

square

#001F04 #000B1F #1F001B #1F1300

split-complementary

#001F04 #13001F #1F000B

monochromatic

#001F04 #001F04 #001F04 #005C0C #009914

Accessibility & contrast

On white

17.53

#001F04 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#001F04 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #001F04

17.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##001F04	#FFFFFF	#000000	##FFFFFF
##001F04	1.00	17.53	1.20	17.53
#FFFFFF	17.53	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#201B02

Deuteranopia (green-blind)

#1C1806

Tritanopia (blue-blind)

#001E19

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #001f04;
/* rgb */ color: rgb(0, 31, 4);
/* oklch */ color: oklch(20.8% 0.064 145.9);

Tailwind

colors: {
  custom: {
    50: '#455a48',
    500: '#001f04',
    950: '#000000',
  },
}

SCSS

$custom: #001f04;
$custom-light: #455a48;
$custom-dark: #000000;

JSON

{
  "hex": "#001f04",
  "rgb": {
    "r": 0,
    "g": 31,
    "b": 4
  },
  "hsl": {
    "h": 127.742,
    "s": 100,
    "l": 6.078
  },
  "oklch": {
    "l": 0.20818,
    "c": 0.06387,
    "h": 145.9
  },
  "luminance": 0.00989
}

Semantic roles & 50–950 ramp

primary

#001F04

secondary

#68125D

accent

#29E3FF

background

#F3F5F4

surface

#E5E9E6

border

#C1C5C2

text

#000400

muted

#767977

Preview Lab

Preview with #001F04

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

Preview Lab → · Contrast checker → · Palette generator →