#43731B#43731B

#43731B is a mid, vivid yellow-green. Relative luminance 0.135; OKLCH L 50.3% C 0.128 H 134.1°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#43731B
RGB	rgb(67, 115, 27)
HSL	hsl(93, 62%, 28%)
HSV	hsv(93, 77%, 45%)
CMYK	cmyk(41.7%, 0%, 76.5%, 54.9%)
CIE-LAB	lab(43.56, -31.86, 41.01)
CIE-LCH	lch(43.56, 51.93, 127.85°)
OKLab	oklab(50.27% -0.0893 0.0921)
OKLCH	oklch(50.27% 0.128 134.1)
XYZ	xyz(8.6431, 13.5335, 3.1935)
Luminance	0.1353 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43731B #4B1B73

analogous

#6F731B #43731B #1B731F

triadic

#43731B #1B4373 #731B43

tetradic

#43731B #1B6F73 #4B1B73 #731F1B

square

#43731B #1B6F73 #4B1B73 #731F1B

split-complementary

#43731B #1F1B73 #731B6F

monochromatic

#0E1906 #26410F #43731B #60A527 #7DD038

Accessibility & contrast

On white

5.67

#43731B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#43731B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #43731B

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43731B	#FFFFFF	#000000	##FFFFFF
##43731B	1.00	5.67	3.71	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#78690A

Deuteranopia (green-blind)

#716624

Tritanopia (blue-blind)

#436E62

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #43731b;
/* rgb */ color: rgb(67, 115, 27);
/* oklch */ color: oklch(50.3% 0.128 134.1);

Tailwind

colors: {
  custom: {
    50: '#7c9b5e',
    500: '#43731b',
    950: '#000000',
  },
}

SCSS

$custom: #43731b;
$custom-light: #7c9b5e;
$custom-dark: #000000;

JSON

{
  "hex": "#43731b",
  "rgb": {
    "r": 67,
    "g": 115,
    "b": 27
  },
  "hsl": {
    "h": 92.727,
    "s": 61.972,
    "l": 27.843
  },
  "oklch": {
    "l": 0.50273,
    "c": 0.12825,
    "h": 134.1
  },
  "luminance": 0.13534
}

Semantic roles & 50–950 ramp

primary

#43731B

secondary

#7A42A8

accent

#43E59B

background

#F7F9F5

surface

#EEF2E9

border

#C9CCC5

text

#0A0E05

muted

#7C7E79

Preview Lab

Preview with #43731B

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

Preview Lab → · Contrast checker → · Palette generator →