#043F1F#043F1F

#043F1F is a dark, moderate green. Relative luminance 0.037; OKLCH L 32.4% C 0.080 H 153.1°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX#043F1F
RGBrgb(4, 63, 31)
HSLhsl(147, 88%, 13%)
HSVhsv(147, 94%, 25%)
CMYKcmyk(93.7%, 0%, 50.8%, 75.3%)
CIE-LABlab(22.58, -26.57, 14.67)
CIE-LCHlch(22.58, 30.35, 151.09°)
OKLaboklab(32.36% -0.0713 0.0362)
OKLCHoklch(32.36% 0.08 153.1)
XYZxyz(2.0747, 3.6795, 1.8969)
Luminance0.0368 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#043F1F #3F0424
analogous
#063F04 #043F1F #043F3C
triadic
#043F1F #1F043F #3F1F04
tetradic
#043F1F #04063F #3F0424 #3F3C04
square
#043F1F #04063F #3F0424 #3F3C04
split-complementary
#043F1F #3C043F #3F0406
monochromatic
#021D0E #021D0E #043F1F #08793B #0BB258

Accessibility & contrast

On white

12.10
#043F1F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.74
#043F1F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #043F1F
12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##043F1F#FFFFFF#000000##FFFFFF
##043F1F1.0012.101.7412.10
#FFFFFF12.101.0021.001.00
#0000001.7421.001.0021.00
##FFFFFF12.101.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3F391D
Deuteranopia (green-blind)
#383421
Tritanopia (blue-blind)
#003E37
Achromatopsia (no color)
#363636

Design tokens & code

CSS
--color: #043f1f;
/* rgb */ color: rgb(4, 63, 31);
/* oklch */ color: oklch(32.4% 0.080 153.1);
Tailwind
colors: {
  custom: {
    50: '#51755b',
    500: '#043f1f',
    950: '#000000',
  },
}
SCSS
$custom: #043f1f;
$custom-light: #51755b;
$custom-dark: #000000;
JSON
{
  "hex": "#043f1f",
  "rgb": {
    "r": 4,
    "g": 63,
    "b": 31
  },
  "hsl": {
    "h": 147.458,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.32363,
    "c": 0.07996,
    "h": 153.1
  },
  "luminance": 0.0368
}

Semantic roles & 50–950 ramp

primary
#043F1F
secondary
#801E54
accent
#2A9DFE
background
#F4F7F5
surface
#E7EDE9
border
#C3C8C5
text
#020804
muted
#787B79

Preview Lab

Preview with #043F1F

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

Preview Lab → · Contrast checker → · Palette generator →

#043F1F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva