#669C44#669C44

#669C44 is a light, vivid yellow-green. Relative luminance 0.270; OKLCH L 63.5% C 0.133 H 134.9°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#669C44
RGB	rgb(102, 156, 68)
HSL	hsl(97, 39%, 44%)
HSV	hsv(97, 56%, 61%)
CMYK	cmyk(34.6%, 0%, 56.4%, 38.8%)
CIE-LAB	lab(58.99, -33.94, 39.93)
CIE-LCH	lch(58.99, 52.41, 130.36°)
OKLab	oklab(63.49% -0.094 0.0943)
OKLCH	oklch(63.49% 0.133 134.9)
XYZ	xyz(18.4109, 27.0183, 9.7127)
Luminance	0.2702 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669C44 #7A449C

analogous

#929C44 #669C44 #449C4E

triadic

#669C44 #44669C #9C4466

tetradic

#669C44 #44929C #7A449C #9C4E44

square

#669C44 #44929C #7A449C #9C4E44

split-complementary

#669C44 #4E449C #9C4492

monochromatic

#2E471F #4A7131 #669C44 #85BB62 #A6CD8D

Accessibility & contrast

On white

3.28

#669C44 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#669C44 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669C44

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669C44	#FFFFFF	#000000	##000000
##669C44	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)

#A1913B

Deuteranopia (green-blind)

#9A8C4A

Tritanopia (blue-blind)

#659788

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #669c44;
/* rgb */ color: rgb(102, 156, 68);
/* oklch */ color: oklch(63.5% 0.133 134.9);

Tailwind

colors: {
  custom: {
    50: '#95b97b',
    500: '#669c44',
    950: '#000000',
  },
}

SCSS

$custom: #669c44;
$custom-light: #95b97b;
$custom-dark: #000000;

JSON

{
  "hex": "#669c44",
  "rgb": {
    "r": 102,
    "g": 156,
    "b": 68
  },
  "hsl": {
    "h": 96.818,
    "s": 39.286,
    "l": 43.922
  },
  "oklch": {
    "l": 0.6349,
    "c": 0.13314,
    "h": 134.9
  },
  "luminance": 0.27019
}

Semantic roles & 50–950 ramp

primary

#669C44

secondary

#A483B9

accent

#59CFA1

background

#F9FBF7

surface

#F2F6EE

border

#CCD0C9

text

#0D1109

muted

#7E807B

Preview Lab

Preview with #669C44

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

Preview Lab → · Contrast checker → · Palette generator →