#66871D#66871D

#66871D is a mid, vivid yellow-green. Relative luminance 0.202; OKLCH L 57.8% C 0.134 H 125.9°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#66871D
RGB	rgb(102, 135, 29)
HSL	hsl(79, 65%, 32%)
HSV	hsv(79, 79%, 53%)
CMYK	cmyk(24.4%, 0%, 78.5%, 47.1%)
CIE-LAB	lab(52.11, -27.24, 49.26)
CIE-LCH	lch(52.11, 56.29, 118.94°)
OKLab	oklab(57.79% -0.0789 0.1089)
OKLCH	oklch(57.79% 0.134 125.9)
XYZ	xyz(14.3653, 20.2412, 4.3123)
Luminance	0.2024 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66871D #3E1D87

analogous

#87731D #66871D #31871D

triadic

#66871D #1D6687 #871D66

tetradic

#66871D #1D8773 #3E1D87 #871D31

square

#66871D #1D8773 #3E1D87 #871D31

split-complementary

#66871D #1D3187 #731D87

monochromatic

#1A2207 #405512 #66871D #8CB928 #AAD747

Accessibility & contrast

On white

4.16

#66871D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#66871D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66871D

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66871D	#FFFFFF	#000000	##000000
##66871D	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7E02

Deuteranopia (green-blind)

#8A7C27

Tritanopia (blue-blind)

#6B8073

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #66871d;
/* rgb */ color: rgb(102, 135, 29);
/* oklch */ color: oklch(57.8% 0.134 125.9);

Tailwind

colors: {
  custom: {
    50: '#95aa62',
    500: '#66871d',
    950: '#000000',
  },
}

SCSS

$custom: #66871d;
$custom-light: #95aa62;
$custom-dark: #000000;

JSON

{
  "hex": "#66871d",
  "rgb": {
    "r": 102,
    "g": 135,
    "b": 29
  },
  "hsl": {
    "h": 78.679,
    "s": 64.634,
    "l": 32.157
  },
  "oklch": {
    "l": 0.57792,
    "c": 0.13446,
    "h": 125.9
  },
  "luminance": 0.20241
}

Semantic roles & 50–950 ramp

primary

#66871D

secondary

#6A46B9

accent

#40E874

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #66871D

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

Preview Lab → · Contrast checker → · Palette generator →