#437D1B#437D1B

#437D1B is a mid, vivid yellow-green. Relative luminance 0.159; OKLCH L 53.0% C 0.142 H 135.7°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#437D1B
RGB	rgb(67, 125, 27)
HSL	hsl(96, 64%, 30%)
HSV	hsv(96, 78%, 49%)
CMYK	cmyk(46.4%, 0%, 78.4%, 51%)
CIE-LAB	lab(46.89, -36.27, 44.28)
CIE-LCH	lch(46.89, 57.24, 129.32°)
OKLab	oklab(53.01% -0.1012 0.0989)
OKLCH	oklch(53.01% 0.142 135.7)
XYZ	xyz(9.8459, 15.9391, 3.5944)
Luminance	0.1594 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437D1B #551B7D

analogous

#747D1B #437D1B #1B7D24

triadic

#437D1B #1B437D #7D1B43

tetradic

#437D1B #1B747D #551B7D #7D241B

square

#437D1B #1B747D #551B7D #7D241B

split-complementary

#437D1B #241B7D #7D1B74

monochromatic

#0D1905 #284B10 #437D1B #5EAF26 #7BD53D

Accessibility & contrast

On white

5.01

#437D1B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#437D1B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #437D1B

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437D1B	#FFFFFF	#000000	##FFFFFF
##437D1B	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827205

Deuteranopia (green-blind)

#7A6D25

Tritanopia (blue-blind)

#41786A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #437d1b;
/* rgb */ color: rgb(67, 125, 27);
/* oklch */ color: oklch(53.0% 0.142 135.7);

Tailwind

colors: {
  custom: {
    50: '#7da35f',
    500: '#437d1b',
    950: '#000000',
  },
}

SCSS

$custom: #437d1b;
$custom-light: #7da35f;
$custom-dark: #000000;

JSON

{
  "hex": "#437d1b",
  "rgb": {
    "r": 67,
    "g": 125,
    "b": 27
  },
  "hsl": {
    "h": 95.51,
    "s": 64.474,
    "l": 29.804
  },
  "oklch": {
    "l": 0.53009,
    "c": 0.14151,
    "h": 135.7
  },
  "luminance": 0.1594
}

Semantic roles & 50–950 ramp

primary

#437D1B

secondary

#8443B1

accent

#40E7A3

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #437D1B

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

Preview Lab → · Contrast checker → · Palette generator →