#669D42#669D42

#669D42 is a light, vivid yellow-green. Relative luminance 0.273; OKLCH L 63.7% C 0.136 H 134.7°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#669D42
RGB	rgb(102, 157, 66)
HSL	hsl(96, 41%, 44%)
HSV	hsv(96, 58%, 62%)
CMYK	cmyk(35%, 0%, 58%, 38.4%)
CIE-LAB	lab(59.28, -34.61, 41.23)
CIE-LCH	lch(59.28, 53.84, 130.01°)
OKLab	oklab(63.72% -0.096 0.097)
OKLCH	oklch(63.72% 0.136 134.7)
XYZ	xyz(18.5194, 27.3313, 9.4529)
Luminance	0.2733 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669D42 #79429D

analogous

#939D42 #669D42 #429D4B

triadic

#669D42 #42669D #9D4266

tetradic

#669D42 #42939D #79429D #9D4B42

square

#669D42 #42939D #79429D #9D4B42

split-complementary

#669D42 #4B429D #9D4293

monochromatic

#2E471E #4A7230 #669D42 #84BC60 #A6CE8B

Accessibility & contrast

On white

3.25

#669D42 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#669D42 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669D42

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669D42	#FFFFFF	#000000	##000000
##669D42	1.00	3.25	6.47	6.47
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A39239

Deuteranopia (green-blind)

#9B8D48

Tritanopia (blue-blind)

#659789

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #669d42;
/* rgb */ color: rgb(102, 157, 66);
/* oklch */ color: oklch(63.7% 0.136 134.7);

Tailwind

colors: {
  custom: {
    50: '#95ba79',
    500: '#669d42',
    950: '#000000',
  },
}

SCSS

$custom: #669d42;
$custom-light: #95ba79;
$custom-dark: #000000;

JSON

{
  "hex": "#669d42",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 66
  },
  "hsl": {
    "h": 96.264,
    "s": 40.807,
    "l": 43.725
  },
  "oklch": {
    "l": 0.63717,
    "c": 0.13642,
    "h": 134.7
  },
  "luminance": 0.27332
}

Semantic roles & 50–950 ramp

primary

#669D42

secondary

#A382B9

accent

#57D1A1

background

#F9FBF7

surface

#F2F6EE

border

#CCD0C9

text

#0E1109

muted

#7E807B

Preview Lab

Preview with #669D42

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

Preview Lab → · Contrast checker → · Palette generator →