#668F2F#668F2F

#668F2F is a mid, vivid yellow-green. Relative luminance 0.227; OKLCH L 60.0% C 0.133 H 129.5°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#668F2F
RGB	rgb(102, 143, 47)
HSL	hsl(86, 51%, 37%)
HSV	hsv(86, 67%, 56%)
CMYK	cmyk(28.7%, 0%, 67.1%, 43.9%)
CIE-LAB	lab(54.74, -29.89, 44.88)
CIE-LCH	lch(54.74, 53.92, 123.66°)
OKLab	oklab(59.96% -0.0846 0.1025)
OKLCH	oklch(59.96% 0.133 129.5)
XYZ	xyz(15.8150, 22.6745, 6.2322)
Luminance	0.2268 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668F2F #582F8F

analogous

#8F882F #668F2F #368F2F

triadic

#668F2F #2F668F #8F2F66

tetradic

#668F2F #2F8F88 #582F8F #8F2F36

square

#668F2F #2F8F88 #582F8F #8F2F36

split-complementary

#668F2F #2F368F #882F8F

monochromatic

#243311 #456120 #668F2F #87BD3E #A3CE6A

Accessibility & contrast

On white

3.79

#668F2F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#668F2F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668F2F

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668F2F	#FFFFFF	#000000	##000000
##668F2F	1.00	3.79	5.53	5.53
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#968522

Deuteranopia (green-blind)

#908237

Tritanopia (blue-blind)

#69897B

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #668f2f;
/* rgb */ color: rgb(102, 143, 47);
/* oklch */ color: oklch(60.0% 0.133 129.5);

Tailwind

colors: {
  custom: {
    50: '#95b06d',
    500: '#668f2f',
    950: '#000000',
  },
}

SCSS

$custom: #668f2f;
$custom-light: #95b06d;
$custom-dark: #000000;

JSON

{
  "hex": "#668f2f",
  "rgb": {
    "r": 102,
    "g": 143,
    "b": 47
  },
  "hsl": {
    "h": 85.625,
    "s": 50.526,
    "l": 37.255
  },
  "oklch": {
    "l": 0.59963,
    "c": 0.1329,
    "h": 129.5
  },
  "luminance": 0.22675
}

Semantic roles & 50–950 ramp

primary

#668F2F

secondary

#8765B5

accent

#4EDA8A

background

#F9FAF6

surface

#F2F4EC

border

#CCCEC7

text

#0E1007

muted

#7E7F7A

Preview Lab

Preview with #668F2F

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

Preview Lab → · Contrast checker → · Palette generator →