#437E1B#437E1B

#437E1B is a mid, vivid yellow-green. Relative luminance 0.162; OKLCH L 53.3% C 0.143 H 135.8°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#437E1B
RGB	rgb(67, 126, 27)
HSL	hsl(96, 65%, 30%)
HSV	hsv(96, 79%, 49%)
CMYK	cmyk(46.8%, 0%, 78.6%, 50.6%)
CIE-LAB	lab(47.23, -36.70, 44.60)
CIE-LCH	lch(47.23, 57.76, 129.45°)
OKLab	oklab(53.28% -0.1023 0.0996)
OKLCH	oklch(53.28% 0.143 135.8)
XYZ	xyz(9.9732, 16.1935, 3.6368)
Luminance	0.1619 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437E1B #561B7E

analogous

#747E1B #437E1B #1B7E25

triadic

#437E1B #1B437E #7E1B43

tetradic

#437E1B #1B747E #561B7E #7E251B

square

#437E1B #1B747E #561B7E #7E251B

split-complementary

#437E1B #251B7E #7E1B74

monochromatic

#0D1905 #284C10 #437E1B #5EB026 #7BD63E

Accessibility & contrast

On white

4.95

#437E1B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#437E1B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #437E1B

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437E1B	#FFFFFF	#000000	##FFFFFF
##437E1B	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#837304

Deuteranopia (green-blind)

#7B6E25

Tritanopia (blue-blind)

#41796B

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #437e1b;
/* rgb */ color: rgb(67, 126, 27);
/* oklch */ color: oklch(53.3% 0.143 135.8);

Tailwind

colors: {
  custom: {
    50: '#7da45f',
    500: '#437e1b',
    950: '#000000',
  },
}

SCSS

$custom: #437e1b;
$custom-light: #7da45f;
$custom-dark: #000000;

JSON

{
  "hex": "#437e1b",
  "rgb": {
    "r": 67,
    "g": 126,
    "b": 27
  },
  "hsl": {
    "h": 95.758,
    "s": 64.706,
    "l": 30
  },
  "oklch": {
    "l": 0.53283,
    "c": 0.1428,
    "h": 135.8
  },
  "luminance": 0.16194
}

Semantic roles & 50–950 ramp

primary

#437E1B

secondary

#8543B2

accent

#40E8A4

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #437E1B

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

Preview Lab → · Contrast checker → · Palette generator →