#668E2F#668E2F

#668E2F is a mid, vivid yellow-green. Relative luminance 0.224; OKLCH L 59.7% C 0.132 H 129.3°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#668E2F
RGB	rgb(102, 142, 47)
HSL	hsl(85, 50%, 37%)
HSV	hsv(85, 67%, 56%)
CMYK	cmyk(28.2%, 0%, 66.9%, 44.3%)
CIE-LAB	lab(54.42, -29.41, 44.55)
CIE-LCH	lch(54.42, 53.38, 123.43°)
OKLab	oklab(59.71% -0.0832 0.1018)
OKLCH	oklch(59.71% 0.132 129.3)
XYZ	xyz(15.6655, 22.3756, 6.1823)
Luminance	0.2238 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668E2F #572F8E

analogous

#8E872F #668E2F #378E2F

triadic

#668E2F #2F668E #8E2F66

tetradic

#668E2F #2F8E87 #572F8E #8E2F37

square

#668E2F #2F8E87 #572F8E #8E2F37

split-complementary

#668E2F #2F378E #872F8E

monochromatic

#243211 #456020 #668E2F #87BC3E #A4CE6A

Accessibility & contrast

On white

3.84

#668E2F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#668E2F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668E2F

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668E2F	#FFFFFF	#000000	##000000
##668E2F	1.00	3.84	5.48	5.48
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#958422

Deuteranopia (green-blind)

#8F8137

Tritanopia (blue-blind)

#69887A

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #668e2f;
/* rgb */ color: rgb(102, 142, 47);
/* oklch */ color: oklch(59.7% 0.132 129.3);

Tailwind

colors: {
  custom: {
    50: '#95af6c',
    500: '#668e2f',
    950: '#000000',
  },
}

SCSS

$custom: #668e2f;
$custom-light: #95af6c;
$custom-dark: #000000;

JSON

{
  "hex": "#668e2f",
  "rgb": {
    "r": 102,
    "g": 142,
    "b": 47
  },
  "hsl": {
    "h": 85.263,
    "s": 50.265,
    "l": 37.059
  },
  "oklch": {
    "l": 0.5971,
    "c": 0.13153,
    "h": 129.3
  },
  "luminance": 0.22376
}

Semantic roles & 50–950 ramp

primary

#668E2F

secondary

#8664B5

accent

#4EDA89

background

#F9FAF6

surface

#F2F4EC

border

#CCCEC7

text

#0D1007

muted

#7E7F7A

Preview Lab

Preview with #668E2F

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

Preview Lab → · Contrast checker → · Palette generator →