#669F2B#669F2B

#669F2B is a light, vivid yellow-green. Relative luminance 0.278; OKLCH L 64.0% C 0.157 H 132.3°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#669F2B
RGB	rgb(102, 159, 43)
HSL	hsl(89, 57%, 40%)
HSV	hsv(89, 73%, 62%)
CMYK	cmyk(35.8%, 0%, 73%, 37.6%)
CIE-LAB	lab(59.70, -37.52, 51.62)
CIE-LCH	lch(59.70, 63.81, 126.01°)
OKLab	oklab(64% -0.1057 0.1161)
OKLCH	oklch(64% 0.157 132.3)
XYZ	xyz(18.3134, 27.7947, 6.6850)
Luminance	0.2779 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669F2B #642B9F

analogous

#9F9E2B #669F2B #2C9F2B

triadic

#669F2B #2B669F #9F2B66

tetradic

#669F2B #2B9F9E #642B9F #9F2B2C

square

#669F2B #2B9F9E #642B9F #9F2B2C

split-complementary

#669F2B #2B2C9F #9E2B9F

monochromatic

#283F11 #476F1E #669F2B #85CA3D #A3D76D

Accessibility & contrast

On white

3.20

#669F2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#669F2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669F2B

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669F2B	#FFFFFF	#000000	##000000
##669F2B	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A69316

Deuteranopia (green-blind)

#9E8E36

Tritanopia (blue-blind)

#679888

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #669f2b;
/* rgb */ color: rgb(102, 159, 43);
/* oklch */ color: oklch(64.0% 0.157 132.3);

Tailwind

colors: {
  custom: {
    50: '#96bc6c',
    500: '#669f2b',
    950: '#000000',
  },
}

SCSS

$custom: #669f2b;
$custom-light: #96bc6c;
$custom-dark: #000000;

JSON

{
  "hex": "#669f2b",
  "rgb": {
    "r": 102,
    "g": 159,
    "b": 43
  },
  "hsl": {
    "h": 89.483,
    "s": 57.426,
    "l": 39.608
  },
  "oklch": {
    "l": 0.63998,
    "c": 0.15702,
    "h": 132.3
  },
  "luminance": 0.27795
}

Semantic roles & 50–950 ramp

primary

#669F2B

secondary

#9267BE

accent

#47E193

background

#F9FBF6

surface

#F2F6EC

border

#CCD0C7

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #669F2B

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

Preview Lab → · Contrast checker → · Palette generator →