#669B3D#669B3D

#669B3D is a light, vivid yellow-green. Relative luminance 0.266; OKLCH L 63.2% C 0.138 H 133.6°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#669B3D
RGB	rgb(102, 155, 61)
HSL	hsl(94, 44%, 42%)
HSV	hsv(94, 61%, 61%)
CMYK	cmyk(34.2%, 0%, 60.6%, 39.2%)
CIE-LAB	lab(58.61, -34.22, 42.83)
CIE-LCH	lch(58.61, 54.82, 128.62°)
OKLab	oklab(63.15% -0.0953 0.0999)
OKLCH	oklch(63.15% 0.138 133.6)
XYZ	xyz(18.0428, 26.6037, 8.5983)
Luminance	0.2660 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669B3D #723D9B

analogous

#959B3D #669B3D #3D9B43

triadic

#669B3D #3D669B #9B3D66

tetradic

#669B3D #3D959B #723D9B #9B433D

square

#669B3D #3D959B #723D9B #9B433D

split-complementary

#669B3D #433D9B #9B3D95

monochromatic

#2C431A #496F2C #669B3D #84BD58 #A4CF84

Accessibility & contrast

On white

3.32

#669B3D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#669B3D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669B3D

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669B3D	#FFFFFF	#000000	##000000
##669B3D	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A19033

Deuteranopia (green-blind)

#998B44

Tritanopia (blue-blind)

#669587

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #669b3d;
/* rgb */ color: rgb(102, 155, 61);
/* oklch */ color: oklch(63.2% 0.138 133.6);

Tailwind

colors: {
  custom: {
    50: '#95b976',
    500: '#669b3d',
    950: '#000000',
  },
}

SCSS

$custom: #669b3d;
$custom-light: #95b976;
$custom-dark: #000000;

JSON

{
  "hex": "#669b3d",
  "rgb": {
    "r": 102,
    "g": 155,
    "b": 61
  },
  "hsl": {
    "h": 93.83,
    "s": 43.519,
    "l": 42.353
  },
  "oklch": {
    "l": 0.63152,
    "c": 0.13802,
    "h": 133.6
  },
  "luminance": 0.26604
}

Semantic roles & 50–950 ramp

primary

#669B3D

secondary

#9E7BB9

accent

#55D39C

background

#F9FBF7

surface

#F2F6ED

border

#CCD0C8

text

#0E1109

muted

#7E807B

Preview Lab

Preview with #669B3D

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

Preview Lab → · Contrast checker → · Palette generator →