#66841B#66841B

#66841B is a mid, vivid yellow-green. Relative luminance 0.194; OKLCH L 57.0% C 0.132 H 124.9°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#66841B
RGB	rgb(102, 132, 27)
HSL	hsl(77, 66%, 31%)
HSV	hsv(77, 80%, 52%)
CMYK	cmyk(22.7%, 0%, 79.5%, 48.2%)
CIE-LAB	lab(51.16, -25.87, 49.04)
CIE-LCH	lch(51.16, 55.44, 117.81°)
OKLab	oklab(57.02% -0.0753 0.1081)
OKLCH	oklch(57.02% 0.132 124.9)
XYZ	xyz(13.9287, 19.4063, 4.0487)
Luminance	0.1941 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66841B #391B84

analogous

#846D1B #66841B #31841B

triadic

#66841B #1B6684 #841B66

tetradic

#66841B #1B846D #391B84 #841B31

square

#66841B #1B846D #391B84 #841B31

split-complementary

#66841B #1B3184 #6D1B84

monochromatic

#171E06 #3F5111 #66841B #8DB725 #ADD841

Accessibility & contrast

On white

4.30

#66841B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#66841B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66841B

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66841B	#FFFFFF	#000000	##000000
##66841B	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7B00

Deuteranopia (green-blind)

#887A26

Tritanopia (blue-blind)

#6B7D70

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #66841b;
/* rgb */ color: rgb(102, 132, 27);
/* oklch */ color: oklch(57.0% 0.132 124.9);

Tailwind

colors: {
  custom: {
    50: '#95a861',
    500: '#66841b',
    950: '#000000',
  },
}

SCSS

$custom: #66841b;
$custom-light: #95a861;
$custom-dark: #000000;

JSON

{
  "hex": "#66841b",
  "rgb": {
    "r": 102,
    "g": 132,
    "b": 27
  },
  "hsl": {
    "h": 77.143,
    "s": 66.038,
    "l": 31.176
  },
  "oklch": {
    "l": 0.57019,
    "c": 0.13173,
    "h": 124.9
  },
  "luminance": 0.19406
}

Semantic roles & 50–950 ramp

primary

#66841B

secondary

#6543B7

accent

#3FE96F

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E0F05

muted

#7E7F7A

Preview Lab

Preview with #66841B

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

Preview Lab → · Contrast checker → · Palette generator →