#669C42#669C42

#669C42 is a light, vivid yellow-green. Relative luminance 0.270; OKLCH L 63.5% C 0.135 H 134.6°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#669C42
RGB	rgb(102, 156, 66)
HSL	hsl(96, 41%, 44%)
HSV	hsv(96, 58%, 61%)
CMYK	cmyk(34.6%, 0%, 57.7%, 38.8%)
CIE-LAB	lab(58.97, -34.16, 40.87)
CIE-LCH	lch(58.97, 53.27, 129.88°)
OKLab	oklab(63.47% -0.0947 0.0962)
OKLCH	oklch(63.47% 0.135 134.6)
XYZ	xyz(18.3509, 26.9943, 9.3967)
Luminance	0.2700 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669C42 #78429C

analogous

#939C42 #669C42 #429C4B

triadic

#669C42 #42669C #9C4266

tetradic

#669C42 #42939C #78429C #9C4B42

square

#669C42 #42939C #78429C #9C4B42

split-complementary

#669C42 #4B429C #9C4293

monochromatic

#2E461E #4A7130 #669C42 #84BC60 #A5CE8B

Accessibility & contrast

On white

3.28

#669C42 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#669C42 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669C42

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669C42	#FFFFFF	#000000	##000000
##669C42	1.00	3.28	6.40	6.40
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.40	21.00	1.00	1.00
##000000	6.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A29139

Deuteranopia (green-blind)

#9A8C48

Tritanopia (blue-blind)

#669688

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #669c42;
/* rgb */ color: rgb(102, 156, 66);
/* oklch */ color: oklch(63.5% 0.135 134.6);

Tailwind

colors: {
  custom: {
    50: '#95b979',
    500: '#669c42',
    950: '#000000',
  },
}

SCSS

$custom: #669c42;
$custom-light: #95b979;
$custom-dark: #000000;

JSON

{
  "hex": "#669c42",
  "rgb": {
    "r": 102,
    "g": 156,
    "b": 66
  },
  "hsl": {
    "h": 96,
    "s": 40.541,
    "l": 43.529
  },
  "oklch": {
    "l": 0.63465,
    "c": 0.13498,
    "h": 134.6
  },
  "luminance": 0.26995
}

Semantic roles & 50–950 ramp

primary

#669C42

secondary

#A281B9

accent

#57D0A0

background

#F9FBF7

surface

#F2F6EE

border

#CCD0C9

text

#0D1109

muted

#7E807B

Preview Lab

Preview with #669C42

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

Preview Lab → · Contrast checker → · Palette generator →