#669F2F#669F2F

#669F2F is a light, vivid yellow-green. Relative luminance 0.278; OKLCH L 64.0% C 0.154 H 132.7°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#669F2F
RGB	rgb(102, 159, 47)
HSL	hsl(91, 54%, 40%)
HSV	hsv(91, 70%, 62%)
CMYK	cmyk(35.8%, 0%, 70.4%, 37.6%)
CIE-LAB	lab(59.73, -37.23, 50.11)
CIE-LCH	lch(59.73, 62.42, 126.62°)
OKLab	oklab(64.03% -0.1046 0.1135)
OKLCH	oklch(64.03% 0.154 132.7)
XYZ	xyz(18.3905, 27.8255, 7.0907)
Luminance	0.2783 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669F2F #682F9F

analogous

#9E9F2F #669F2F #2F9F30

triadic

#669F2F #2F669F #9F2F66

tetradic

#669F2F #2F9E9F #682F9F #9F302F

square

#669F2F #2F9E9F #682F9F #9F302F

split-complementary

#669F2F #302F9F #9F2F9E

monochromatic

#294113 #487021 #669F2F #84C844 #A3D673

Accessibility & contrast

On white

3.20

#669F2F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#669F2F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669F2F

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669F2F	#FFFFFF	#000000	##000000
##669F2F	1.00	3.20	6.57	6.57
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6931E

Deuteranopia (green-blind)

#9E8E39

Tritanopia (blue-blind)

#679989

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #669f2f;
/* rgb */ color: rgb(102, 159, 47);
/* oklch */ color: oklch(64.0% 0.154 132.7);

Tailwind

colors: {
  custom: {
    50: '#96bc6e',
    500: '#669f2f',
    950: '#000000',
  },
}

SCSS

$custom: #669f2f;
$custom-light: #96bc6e;
$custom-dark: #000000;

JSON

{
  "hex": "#669f2f",
  "rgb": {
    "r": 102,
    "g": 159,
    "b": 47
  },
  "hsl": {
    "h": 90.536,
    "s": 54.369,
    "l": 40.392
  },
  "oklch": {
    "l": 0.6403,
    "c": 0.15438,
    "h": 132.7
  },
  "luminance": 0.27826
}

Semantic roles & 50–950 ramp

primary

#669F2F

secondary

#966DBD

accent

#4ADE95

background

#F9FBF6

surface

#F2F6EC

border

#CCD0C7

text

#0E1208

muted

#7E817B

Preview Lab

Preview with #669F2F

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

Preview Lab → · Contrast checker → · Palette generator →