#436F18#436F18

#436F18 is a mid, vivid yellow-green. Relative luminance 0.126; OKLCH L 49.2% C 0.125 H 133.0°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#436F18
RGB	rgb(67, 111, 24)
HSL	hsl(90, 64%, 26%)
HSV	hsv(90, 78%, 44%)
CMYK	cmyk(39.6%, 0%, 78.4%, 56.5%)
CIE-LAB	lab(42.20, -30.24, 40.81)
CIE-LCH	lch(42.20, 50.79, 126.54°)
OKLab	oklab(49.16% -0.0851 0.0912)
OKLCH	oklch(49.16% 0.125 133)
XYZ	xyz(8.1639, 12.6277, 2.8712)
Luminance	0.1263 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436F18 #44186F

analogous

#6F6F18 #436F18 #186F19

triadic

#436F18 #18436F #6F1843

tetradic

#436F18 #186F6F #44186F #6F1918

square

#436F18 #186F6F #44186F #6F1918

split-complementary

#436F18 #19186F #6F186F

monochromatic

#0F1905 #253D0D #436F18 #61A123 #80D22F

Accessibility & contrast

On white

5.96

#436F18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#436F18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436F18

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436F18	#FFFFFF	#000000	##FFFFFF
##436F18	1.00	5.96	3.53	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#746606

Deuteranopia (green-blind)

#6E6221

Tritanopia (blue-blind)

#436A5E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #436f18;
/* rgb */ color: rgb(67, 111, 24);
/* oklch */ color: oklch(49.2% 0.125 133.0);

Tailwind

colors: {
  custom: {
    50: '#7b985c',
    500: '#436f18',
    950: '#000000',
  },
}

SCSS

$custom: #436f18;
$custom-light: #7b985c;
$custom-dark: #000000;

JSON

{
  "hex": "#436f18",
  "rgb": {
    "r": 67,
    "g": 111,
    "b": 24
  },
  "hsl": {
    "h": 90.345,
    "s": 64.444,
    "l": 26.471
  },
  "oklch": {
    "l": 0.49155,
    "c": 0.12474,
    "h": 133
  },
  "luminance": 0.12628
}

Semantic roles & 50–950 ramp

primary

#436F18

secondary

#723EA5

accent

#40E795

background

#F7F9F5

surface

#EEF2E9

border

#C9CCC5

text

#0A0E04

muted

#7C7E79

Preview Lab

Preview with #436F18

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

Preview Lab → · Contrast checker → · Palette generator →