#668C2C#668C2C

#668C2C is a mid, vivid yellow-green. Relative luminance 0.218; OKLCH L 59.2% C 0.131 H 128.5°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#668C2C
RGB	rgb(102, 140, 44)
HSL	hsl(84, 52%, 36%)
HSV	hsv(84, 69%, 55%)
CMYK	cmyk(27.1%, 0%, 68.6%, 45.1%)
CIE-LAB	lab(53.77, -28.69, 45.15)
CIE-LCH	lch(53.77, 53.49, 122.43°)
OKLab	oklab(59.18% -0.0815 0.1027)
OKLCH	oklch(59.18% 0.131 128.5)
XYZ	xyz(15.3122, 21.7624, 5.7762)
Luminance	0.2176 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668C2C #522C8C

analogous

#8C822C #668C2C #368C2C

triadic

#668C2C #2C668C #8C2C66

tetradic

#668C2C #2C8C82 #522C8C #8C2C36

square

#668C2C #2C8C82 #522C8C #8C2C36

split-complementary

#668C2C #2C368C #822C8C

monochromatic

#222F0F #445D1D #668C2C #88BB3B #A4CE64

Accessibility & contrast

On white

3.92

#668C2C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#668C2C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668C2C

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668C2C	#FFFFFF	#000000	##000000
##668C2C	1.00	3.92	5.35	5.35
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93821F

Deuteranopia (green-blind)

#8E8034

Tritanopia (blue-blind)

#698679

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #668c2c;
/* rgb */ color: rgb(102, 140, 44);
/* oklch */ color: oklch(59.2% 0.131 128.5);

Tailwind

colors: {
  custom: {
    50: '#95ad6b',
    500: '#668c2c',
    950: '#000000',
  },
}

SCSS

$custom: #668c2c;
$custom-light: #95ad6b;
$custom-dark: #000000;

JSON

{
  "hex": "#668c2c",
  "rgb": {
    "r": 102,
    "g": 140,
    "b": 44
  },
  "hsl": {
    "h": 83.75,
    "s": 52.174,
    "l": 36.078
  },
  "oklch": {
    "l": 0.59175,
    "c": 0.13112,
    "h": 128.5
  },
  "luminance": 0.21763
}

Semantic roles & 50–950 ramp

primary

#668C2C

secondary

#815FB5

accent

#4CDC85

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D1007

muted

#7E7F7A

Preview Lab

Preview with #668C2C

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

Preview Lab → · Contrast checker → · Palette generator →