#669F3A#669F3A

#669F3A is a light, vivid yellow-green. Relative luminance 0.279; OKLCH L 64.1% C 0.146 H 133.9°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#669F3A
RGB	rgb(102, 159, 58)
HSL	hsl(94, 47%, 43%)
HSV	hsv(94, 64%, 62%)
CMYK	cmyk(35.8%, 0%, 63.5%, 37.6%)
CIE-LAB	lab(59.82, -36.32, 45.55)
CIE-LCH	lch(59.82, 58.26, 128.56°)
OKLab	oklab(64.13% -0.1013 0.1054)
OKLCH	oklch(64.13% 0.146 133.9)
XYZ	xyz(18.6410, 27.9257, 8.4102)
Luminance	0.2793 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669F3A #733A9F

analogous

#999F3A #669F3A #3A9F40

triadic

#669F3A #3A669F #9F3A66

tetradic

#669F3A #3A999F #733A9F #9F403A

square

#669F3A #3A999F #733A9F #9F403A

split-complementary

#669F3A #403A9F #9F3A99

monochromatic

#2C4519 #49722A #669F3A #84C155 #A5D182

Accessibility & contrast

On white

3.19

#669F3A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#669F3A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669F3A

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669F3A	#FFFFFF	#000000	##000000
##669F3A	1.00	3.19	6.59	6.59
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5932E

Deuteranopia (green-blind)

#9D8E42

Tritanopia (blue-blind)

#66998A

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #669f3a;
/* rgb */ color: rgb(102, 159, 58);
/* oklch */ color: oklch(64.1% 0.146 133.9);

Tailwind

colors: {
  custom: {
    50: '#95bc75',
    500: '#669f3a',
    950: '#000000',
  },
}

SCSS

$custom: #669f3a;
$custom-light: #95bc75;
$custom-dark: #000000;

JSON

{
  "hex": "#669f3a",
  "rgb": {
    "r": 102,
    "g": 159,
    "b": 58
  },
  "hsl": {
    "h": 93.861,
    "s": 46.544,
    "l": 42.549
  },
  "oklch": {
    "l": 0.64133,
    "c": 0.14612,
    "h": 133.9
  },
  "luminance": 0.27927
}

Semantic roles & 50–950 ramp

primary

#669F3A

secondary

#9F7ABB

accent

#52D69C

background

#F9FBF7

surface

#F2F6ED

border

#CCD0C8

text

#0E1208

muted

#7E817B

Preview Lab

Preview with #669F3A

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

Preview Lab → · Contrast checker → · Palette generator →