#436D18#436D18

#436D18 is a mid, vivid yellow-green. Relative luminance 0.122; OKLCH L 48.6% C 0.122 H 132.6°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#436D18
RGB	rgb(67, 109, 24)
HSL	hsl(90, 64%, 26%)
HSV	hsv(90, 78%, 43%)
CMYK	cmyk(38.5%, 0%, 78%, 57.3%)
CIE-LAB	lab(41.53, -29.31, 40.16)
CIE-LCH	lch(41.53, 49.71, 126.13°)
OKLab	oklab(48.61% -0.0826 0.0898)
OKLCH	oklch(48.61% 0.122 132.6)
XYZ	xyz(7.9481, 12.1962, 2.7993)
Luminance	0.1220 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#436D18 #42186D

analogous

#6D6C18 #436D18 #186D18

triadic

#436D18 #18436D #6D1843

tetradic

#436D18 #186D6C #42186D #6D1818

square

#436D18 #186D6C #42186D #6D1818

split-complementary

#436D18 #18186D #6C186D

monochromatic

#0F1906 #243B0D #436D18 #629F23 #81D12E

Accessibility & contrast

On white

6.11

#436D18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#436D18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #436D18

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##436D18	#FFFFFF	#000000	##FFFFFF
##436D18	1.00	6.11	3.44	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#726407

Deuteranopia (green-blind)

#6C6120

Tritanopia (blue-blind)

#44685D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #436d18;
/* rgb */ color: rgb(67, 109, 24);
/* oklch */ color: oklch(48.6% 0.122 132.6);

Tailwind

colors: {
  custom: {
    50: '#7b975c',
    500: '#436d18',
    950: '#000000',
  },
}

SCSS

$custom: #436d18;
$custom-light: #7b975c;
$custom-dark: #000000;

JSON

{
  "hex": "#436d18",
  "rgb": {
    "r": 67,
    "g": 109,
    "b": 24
  },
  "hsl": {
    "h": 89.647,
    "s": 63.91,
    "l": 26.078
  },
  "oklch": {
    "l": 0.48607,
    "c": 0.12202,
    "h": 132.6
  },
  "luminance": 0.12197
}

Semantic roles & 50–950 ramp

primary

#436D18

secondary

#703EA3

accent

#41E793

background

#F7F9F5

surface

#EEF2E9

border

#C9CCC5

text

#0A0D04

muted

#7C7E79

Preview Lab

Preview with #436D18

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

Preview Lab → · Contrast checker → · Palette generator →