#043F21#043F21

#043F21 is a dark, moderate green. Relative luminance 0.037; OKLCH L 32.4% C 0.078 H 154.6°. Best body text is #FFFFFF at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#043F21
RGB	rgb(4, 63, 33)
HSL	hsl(149, 88%, 13%)
HSV	hsv(149, 94%, 25%)
CMYK	cmyk(93.7%, 0%, 47.6%, 75.3%)
CIE-LAB	lab(22.62, -26.12, 13.47)
CIE-LCH	lch(22.62, 29.39, 152.73°)
OKLab	oklab(32.41% -0.0702 0.0334)
OKLCH	oklch(32.41% 0.078 154.6)
XYZ	xyz(2.1019, 3.6904, 2.0401)
Luminance	0.0369 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 6.83

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#043F21 #3F0422

analogous

#043F04 #043F21 #043F3E

triadic

#043F21 #21043F #3F2104

tetradic

#043F21 #04043F #3F0422 #3F3E04

square

#043F21 #04043F #3F0422 #3F3E04

split-complementary

#043F21 #3E043F #3F0404

monochromatic

#021D0F #021D0F #043F21 #08793F #0BB25D

Accessibility & contrast

On white

12.08

#043F21 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#043F21 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #043F21

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##043F21	#FFFFFF	#000000	##FFFFFF
##043F21	1.00	12.08	1.74	12.08
#FFFFFF	12.08	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F391F

Deuteranopia (green-blind)

#383423

Tritanopia (blue-blind)

#003E38

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #043f21;
/* rgb */ color: rgb(4, 63, 33);
/* oklch */ color: oklch(32.4% 0.078 154.6);

Tailwind

colors: {
  custom: {
    50: '#51755c',
    500: '#043f21',
    950: '#000000',
  },
}

SCSS

$custom: #043f21;
$custom-light: #51755c;
$custom-dark: #000000;

JSON

{
  "hex": "#043f21",
  "rgb": {
    "r": 4,
    "g": 63,
    "b": 33
  },
  "hsl": {
    "h": 149.492,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.32407,
    "c": 0.07777,
    "h": 154.6
  },
  "luminance": 0.03691
}

Semantic roles & 50–950 ramp

primary

#043F21

secondary

#801E50

accent

#2A96FE

background

#F4F7F5

surface

#E7EDE9

border

#C3C8C5

text

#020804

muted

#787B79

Preview Lab

Preview with #043F21

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

Preview Lab → · Contrast checker → · Palette generator →