#66831D#66831D

#66831D is a mid, vivid yellow-green. Relative luminance 0.191; OKLCH L 56.8% C 0.129 H 124.6°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#66831D
RGB	rgb(102, 131, 29)
HSL	hsl(77, 64%, 31%)
HSV	hsv(77, 78%, 51%)
CMYK	cmyk(22.1%, 0%, 77.9%, 48.6%)
CIE-LAB	lab(50.86, -25.27, 48.07)
CIE-LCH	lch(50.86, 54.31, 117.73°)
OKLab	oklab(56.78% -0.0735 0.1064)
OKLCH	oklch(56.78% 0.129 124.6)
XYZ	xyz(13.8177, 19.1459, 4.1297)
Luminance	0.1915 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66831D #3A1D83

analogous

#836D1D #66831D #33831D

triadic

#66831D #1D6683 #831D66

tetradic

#66831D #1D836D #3A1D83 #831D33

square

#66831D #1D836D #3A1D83 #831D33

split-complementary

#66831D #1D3383 #6D1D83

monochromatic

#181F07 #3F5112 #66831D #8DB528 #ACD645

Accessibility & contrast

On white

4.35

#66831D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#66831D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66831D

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66831D	#FFFFFF	#000000	##000000
##66831D	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7A05

Deuteranopia (green-blind)

#877927

Tritanopia (blue-blind)

#6B7C70

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #66831d;
/* rgb */ color: rgb(102, 131, 29);
/* oklch */ color: oklch(56.8% 0.129 124.6);

Tailwind

colors: {
  custom: {
    50: '#95a762',
    500: '#66831d',
    950: '#000000',
  },
}

SCSS

$custom: #66831d;
$custom-light: #95a762;
$custom-dark: #000000;

JSON

{
  "hex": "#66831d",
  "rgb": {
    "r": 102,
    "g": 131,
    "b": 29
  },
  "hsl": {
    "h": 77.059,
    "s": 63.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.56778,
    "c": 0.12933,
    "h": 124.6
  },
  "luminance": 0.19146
}

Semantic roles & 50–950 ramp

primary

#66831D

secondary

#6646B6

accent

#41E770

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E0F05

muted

#7E7F7A

Preview Lab

Preview with #66831D

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

Preview Lab → · Contrast checker → · Palette generator →