#437C18#437C18

#437C18 is a mid, vivid yellow-green. Relative luminance 0.157; OKLCH L 52.7% C 0.142 H 135.2°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#437C18
RGB	rgb(67, 124, 24)
HSL	hsl(94, 68%, 29%)
HSV	hsv(94, 81%, 49%)
CMYK	cmyk(46%, 0%, 80.6%, 51.4%)
CIE-LAB	lab(46.54, -36.03, 44.98)
CIE-LCH	lch(46.54, 57.64, 128.69°)
OKLab	oklab(52.72% -0.1008 0.0999)
OKLCH	oklch(52.72% 0.142 135.2)
XYZ	xyz(9.6870, 15.6740, 3.3789)
Luminance	0.1568 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#437C18 #51187C

analogous

#757C18 #437C18 #187C1F

triadic

#437C18 #18437C #7C1843

tetradic

#437C18 #18757C #51187C #7C1F18

square

#437C18 #18757C #51187C #7C1F18

split-complementary

#437C18 #1F187C #7C1875

monochromatic

#0E1A05 #27490E #437C18 #5FAF22 #7CD836

Accessibility & contrast

On white

5.08

#437C18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#437C18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #437C18

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##437C18	#FFFFFF	#000000	##FFFFFF
##437C18	1.00	5.08	4.14	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817100

Deuteranopia (green-blind)

#796D23

Tritanopia (blue-blind)

#417769

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #437c18;
/* rgb */ color: rgb(67, 124, 24);
/* oklch */ color: oklch(52.7% 0.142 135.2);

Tailwind

colors: {
  custom: {
    50: '#7da25e',
    500: '#437c18',
    950: '#000000',
  },
}

SCSS

$custom: #437c18;
$custom-light: #7da25e;
$custom-dark: #000000;

JSON

{
  "hex": "#437c18",
  "rgb": {
    "r": 67,
    "g": 124,
    "b": 24
  },
  "hsl": {
    "h": 94.2,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.52716,
    "c": 0.14189,
    "h": 135.2
  },
  "luminance": 0.15675
}

Semantic roles & 50–950 ramp

primary

#437C18

secondary

#803FB1

accent

#3DEAA0

background

#F7FAF5

surface

#EEF3E9

border

#C9CDC5

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #437C18

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

Preview Lab → · Contrast checker → · Palette generator →