#669C41#669C41

#669C41 is a light, vivid yellow-green. Relative luminance 0.270; OKLCH L 63.5% C 0.136 H 134.4°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#669C41
RGB	rgb(102, 156, 65)
HSL	hsl(96, 41%, 43%)
HSV	hsv(96, 58%, 61%)
CMYK	cmyk(34.6%, 0%, 58.3%, 38.8%)
CIE-LAB	lab(58.96, -34.26, 41.34)
CIE-LCH	lch(58.96, 53.69, 129.65°)
OKLab	oklab(63.45% -0.0951 0.0971)
OKLCH	oklch(63.45% 0.136 134.4)
XYZ	xyz(18.3217, 26.9826, 9.2428)
Luminance	0.2698 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669C41 #77419C

analogous

#939C41 #669C41 #419C49

triadic

#669C41 #41669C #9C4166

tetradic

#669C41 #41939C #77419C #9C4941

square

#669C41 #41939C #77419C #9C4941

split-complementary

#669C41 #49419C #9C4193

monochromatic

#2E461D #4A712F #669C41 #84BC5E #A5CE89

Accessibility & contrast

On white

3.28

#669C41 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#669C41 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669C41

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669C41	#FFFFFF	#000000	##000000
##669C41	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)

#A29138

Deuteranopia (green-blind)

#9A8C48

Tritanopia (blue-blind)

#669688

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #669c41;
/* rgb */ color: rgb(102, 156, 65);
/* oklch */ color: oklch(63.5% 0.136 134.4);

Tailwind

colors: {
  custom: {
    50: '#95b979',
    500: '#669c41',
    950: '#000000',
  },
}

SCSS

$custom: #669c41;
$custom-light: #95b979;
$custom-dark: #000000;

JSON

{
  "hex": "#669c41",
  "rgb": {
    "r": 102,
    "g": 156,
    "b": 65
  },
  "hsl": {
    "h": 95.604,
    "s": 41.176,
    "l": 43.333
  },
  "oklch": {
    "l": 0.63452,
    "c": 0.13589,
    "h": 134.4
  },
  "luminance": 0.26983
}

Semantic roles & 50–950 ramp

primary

#669C41

secondary

#A280B9

accent

#57D19F

background

#F9FBF7

surface

#F2F6ED

border

#CCD0C8

text

#0E1109

muted

#7E807B

Preview Lab

Preview with #669C41

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

Preview Lab → · Contrast checker → · Palette generator →