#668D39#668D39

#668D39 is a mid, vivid yellow-green. Relative luminance 0.222; OKLCH L 59.6% C 0.122 H 130.2°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#668D39
RGB	rgb(102, 141, 57)
HSL	hsl(88, 42%, 39%)
HSV	hsv(88, 60%, 55%)
CMYK	cmyk(27.7%, 0%, 59.6%, 44.7%)
CIE-LAB	lab(54.21, -28.02, 39.72)
CIE-LCH	lch(54.21, 48.61, 125.20°)
OKLab	oklab(59.56% -0.0785 0.0928)
OKLCH	oklch(59.56% 0.122 130.2)
XYZ	xyz(15.7427, 22.1695, 7.3198)
Luminance	0.2217 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668D39 #60398D

analogous

#8D8A39 #668D39 #3C8D39

triadic

#668D39 #39668D #8D3966

tetradic

#668D39 #398D8A #60398D #8D393C

square

#668D39 #398D8A #60398D #8D393C

split-complementary

#668D39 #393C8D #8A398D

monochromatic

#273616 #466127 #668D39 #85B74C #A3C878

Accessibility & contrast

On white

3.86

#668D39 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#668D39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668D39

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668D39	#FFFFFF	#000000	##000000
##668D39	1.00	3.86	5.43	5.43
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938330

Deuteranopia (green-blind)

#8E813F

Tritanopia (blue-blind)

#68877B

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #668d39;
/* rgb */ color: rgb(102, 141, 57);
/* oklch */ color: oklch(59.6% 0.122 130.2);

Tailwind

colors: {
  custom: {
    50: '#94ae72',
    500: '#668d39',
    950: '#000000',
  },
}

SCSS

$custom: #668d39;
$custom-light: #94ae72;
$custom-dark: #000000;

JSON

{
  "hex": "#668d39",
  "rgb": {
    "r": 102,
    "g": 141,
    "b": 57
  },
  "hsl": {
    "h": 87.857,
    "s": 42.424,
    "l": 38.824
  },
  "oklch": {
    "l": 0.59564,
    "c": 0.12159,
    "h": 130.2
  },
  "luminance": 0.2217
}

Semantic roles & 50–950 ramp

primary

#668D39

secondary

#8F70B2

accent

#56D28F

background

#F9FAF7

surface

#F2F4ED

border

#CCCEC8

text

#0D1008

muted

#7E7F7B

Preview Lab

Preview with #668D39

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

Preview Lab → · Contrast checker → · Palette generator →