#66811A#66811A

#66811A is a mid, vivid yellow-green. Relative luminance 0.186; OKLCH L 56.3% C 0.128 H 123.8°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#66811A
RGB	rgb(102, 129, 26)
HSL	hsl(76, 66%, 30%)
HSV	hsv(76, 80%, 51%)
CMYK	cmyk(20.9%, 0%, 79.8%, 49.4%)
CIE-LAB	lab(50.22, -24.43, 48.49)
CIE-LCH	lch(50.22, 54.30, 116.74°)
OKLab	oklab(56.25% -0.0714 0.1068)
OKLCH	oklch(56.25% 0.128 123.8)
XYZ	xyz(13.5164, 18.5998, 3.8551)
Luminance	0.1860 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66811A #351A81

analogous

#81681A #66811A #32811A

triadic

#66811A #1A6681 #811A66

tetradic

#66811A #1A8168 #351A81 #811A32

square

#66811A #1A8168 #351A81 #811A32

split-complementary

#66811A #1A3281 #681A81

monochromatic

#151B05 #3E4E10 #66811A #8EB424 #AFD83D

Accessibility & contrast

On white

4.45

#66811A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#66811A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66811A

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66811A	#FFFFFF	#000000	##000000
##66811A	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)

#897800

Deuteranopia (green-blind)

#857724

Tritanopia (blue-blind)

#6B7A6E

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #66811a;
/* rgb */ color: rgb(102, 129, 26);
/* oklch */ color: oklch(56.3% 0.128 123.8);

Tailwind

colors: {
  custom: {
    50: '#95a560',
    500: '#66811a',
    950: '#000000',
  },
}

SCSS

$custom: #66811a;
$custom-light: #95a560;
$custom-dark: #000000;

JSON

{
  "hex": "#66811a",
  "rgb": {
    "r": 102,
    "g": 129,
    "b": 26
  },
  "hsl": {
    "h": 75.728,
    "s": 66.452,
    "l": 30.392
  },
  "oklch": {
    "l": 0.56253,
    "c": 0.12846,
    "h": 123.8
  },
  "luminance": 0.186
}

Semantic roles & 50–950 ramp

primary

#66811A

secondary

#6042B5

accent

#3EE96B

background

#F9FAF5

surface

#F2F4EA

border

#CCCEC6

text

#0E0F05

muted

#7E7F79

Preview Lab

Preview with #66811A

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

Preview Lab → · Contrast checker → · Palette generator →