#66811E#66811E

#66811E is a mid, vivid yellow-green. Relative luminance 0.186; OKLCH L 56.3% C 0.126 H 124.0°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#66811E
RGB	rgb(102, 129, 30)
HSL	hsl(76, 62%, 31%)
HSV	hsv(76, 77%, 51%)
CMYK	cmyk(20.9%, 0%, 76.7%, 49.4%)
CIE-LAB	lab(50.24, -24.22, 47.13)
CIE-LCH	lch(50.24, 52.99, 117.20°)
OKLab	oklab(56.28% -0.0705 0.1046)
OKLCH	oklch(56.28% 0.126 124)
XYZ	xyz(13.5642, 18.6189, 4.1072)
Luminance	0.1862 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66811E #391E81

analogous

#816A1E #66811E #34811E

triadic

#66811E #1E6681 #811E66

tetradic

#66811E #1E816A #391E81 #811E34

square

#66811E #1E816A #391E81 #811E34

split-complementary

#66811E #1E3481 #6A1E81

monochromatic

#171E07 #3F4F12 #66811E #8DB32A #ADD446

Accessibility & contrast

On white

4.45

#66811E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#66811E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66811E

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66811E	#FFFFFF	#000000	##000000
##66811E	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#897808

Deuteranopia (green-blind)

#857727

Tritanopia (blue-blind)

#6B7A6E

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #66811e;
/* rgb */ color: rgb(102, 129, 30);
/* oklch */ color: oklch(56.3% 0.126 124.0);

Tailwind

colors: {
  custom: {
    50: '#95a562',
    500: '#66811e',
    950: '#000000',
  },
}

SCSS

$custom: #66811e;
$custom-light: #95a562;
$custom-dark: #000000;

JSON

{
  "hex": "#66811e",
  "rgb": {
    "r": 102,
    "g": 129,
    "b": 30
  },
  "hsl": {
    "h": 76.364,
    "s": 62.264,
    "l": 31.176
  },
  "oklch": {
    "l": 0.56279,
    "c": 0.12616,
    "h": 124
  },
  "luminance": 0.18619
}

Semantic roles & 50–950 ramp

primary

#66811E

secondary

#6547B4

accent

#42E56F

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E0F05

muted

#7E7F7A

Preview Lab

Preview with #66811E

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

Preview Lab → · Contrast checker → · Palette generator →