#66801A#66801A

#66801A is a mid, vivid yellow-green. Relative luminance 0.183; OKLCH L 56.0% C 0.127 H 123.4°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#66801A
RGB	rgb(102, 128, 26)
HSL	hsl(75, 66%, 30%)
HSV	hsv(75, 80%, 50%)
CMYK	cmyk(20.3%, 0%, 79.7%, 49.8%)
CIE-LAB	lab(49.90, -23.93, 48.20)
CIE-LCH	lch(49.90, 53.81, 116.40°)
OKLab	oklab(56% -0.0701 0.1062)
OKLCH	oklch(56% 0.127 123.4)
XYZ	xyz(13.3853, 18.3376, 3.8114)
Luminance	0.1834 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66801A #341A80

analogous

#80671A #66801A #33801A

triadic

#66801A #1A6680 #801A66

tetradic

#66801A #1A8067 #341A80 #801A33

square

#66801A #1A8067 #341A80 #801A33

split-complementary

#66801A #1A3380 #671A80

monochromatic

#151A05 #3D4D10 #66801A #8FB324 #B0D83D

Accessibility & contrast

On white

4.50

#66801A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#66801A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66801A

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66801A	#FFFFFF	#000000	##000000
##66801A	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#887700

Deuteranopia (green-blind)

#847724

Tritanopia (blue-blind)

#6B796D

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #66801a;
/* rgb */ color: rgb(102, 128, 26);
/* oklch */ color: oklch(56.0% 0.127 123.4);

Tailwind

colors: {
  custom: {
    50: '#95a560',
    500: '#66801a',
    950: '#000000',
  },
}

SCSS

$custom: #66801a;
$custom-light: #95a560;
$custom-dark: #000000;

JSON

{
  "hex": "#66801a",
  "rgb": {
    "r": 102,
    "g": 128,
    "b": 26
  },
  "hsl": {
    "h": 75.294,
    "s": 66.234,
    "l": 30.196
  },
  "oklch": {
    "l": 0.56,
    "c": 0.1272,
    "h": 123.4
  },
  "luminance": 0.18338
}

Semantic roles & 50–950 ramp

primary

#66801A

secondary

#5F42B4

accent

#3FE96A

background

#F9FAF5

surface

#F2F4EA

border

#CCCEC6

text

#0E0F05

muted

#7E7F79

Preview Lab

Preview with #66801A

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

Preview Lab → · Contrast checker → · Palette generator →