#668C1D#668C1D

#668C1D is a mid, vivid yellow-green. Relative luminance 0.217; OKLCH L 59.1% C 0.141 H 127.3°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#668C1D
RGB	rgb(102, 140, 29)
HSL	hsl(81, 66%, 33%)
HSV	hsv(81, 79%, 55%)
CMYK	cmyk(27.1%, 0%, 79.3%, 45.1%)
CIE-LAB	lab(53.67, -29.64, 50.72)
CIE-LCH	lch(53.67, 58.75, 120.30°)
OKLab	oklab(59.06% -0.0854 0.112)
OKLCH	oklch(59.06% 0.141 127.3)
XYZ	xyz(15.0794, 21.6693, 4.5503)
Luminance	0.2167 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668C1D #431D8C

analogous

#8C7A1D #668C1D #2E8C1D

triadic

#668C1D #1D668C #8C1D66

tetradic

#668C1D #1D8C7A #431D8C #8C1D2E

square

#668C1D #1D8C7A #431D8C #8C1D2E

split-complementary

#668C1D #1D2E8C #7A1D8C

monochromatic

#1C2708 #415912 #668C1D #8BBF28 #A8D94A

Accessibility & contrast

On white

3.94

#668C1D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#668C1D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668C1D

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668C1D	#FFFFFF	#000000	##000000
##668C1D	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938200

Deuteranopia (green-blind)

#8E8028

Tritanopia (blue-blind)

#6A8577

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #668c1d;
/* rgb */ color: rgb(102, 140, 29);
/* oklch */ color: oklch(59.1% 0.141 127.3);

Tailwind

colors: {
  custom: {
    50: '#95ad63',
    500: '#668c1d',
    950: '#000000',
  },
}

SCSS

$custom: #668c1d;
$custom-light: #95ad63;
$custom-dark: #000000;

JSON

{
  "hex": "#668c1d",
  "rgb": {
    "r": 102,
    "g": 140,
    "b": 29
  },
  "hsl": {
    "h": 80.541,
    "s": 65.68,
    "l": 33.137
  },
  "oklch": {
    "l": 0.59062,
    "c": 0.14084,
    "h": 127.3
  },
  "luminance": 0.2167
}

Semantic roles & 50–950 ramp

primary

#668C1D

secondary

#7049BC

accent

#3FE979

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #668C1D

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

Preview Lab → · Contrast checker → · Palette generator →