#66641A#66641A

#66641A is a mid, moderate yellow. Relative luminance 0.120; OKLCH L 49.0% C 0.093 H 107.8°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#66641A
RGB	rgb(102, 100, 26)
HSL	hsl(58, 59%, 25%)
HSV	hsv(58, 75%, 40%)
CMYK	cmyk(0%, 2%, 74.5%, 60%)
CIE-LAB	lab(41.24, -8.93, 39.95)
CIE-LCH	lch(41.24, 40.94, 102.60°)
OKLab	oklab(49.04% -0.0286 0.0888)
OKLCH	oklch(49.04% 0.093 107.8)
XYZ	xyz(10.2235, 12.0140, 2.7575)
Luminance	0.1201 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66641A #1A1C66

analogous

#663E1A #66641A #42661A

triadic

#66641A #1A6664 #641A66

tetradic

#66641A #1A663E #1A1C66 #661A42

square

#66641A #1A663E #1A1C66 #661A42

split-complementary

#66641A #1A4266 #3E1A66

monochromatic

#181806 #35340E #66641A #979426 #C8C433

Accessibility & contrast

On white

6.17

#66641A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#66641A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66641A

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66641A	#FFFFFF	#000000	##FFFFFF
##66641A	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D600E

Deuteranopia (green-blind)

#6E621F

Tritanopia (blue-blind)

#6E5D55

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #66641a;
/* rgb */ color: rgb(102, 100, 26);
/* oklch */ color: oklch(49.0% 0.093 107.8);

Tailwind

colors: {
  custom: {
    50: '#948f5c',
    500: '#66641a',
    950: '#000000',
  },
}

SCSS

$custom: #66641a;
$custom-light: #948f5c;
$custom-dark: #000000;

JSON

{
  "hex": "#66641a",
  "rgb": {
    "r": 102,
    "g": 100,
    "b": 26
  },
  "hsl": {
    "h": 58.421,
    "s": 59.375,
    "l": 25.098
  },
  "oklch": {
    "l": 0.49037,
    "c": 0.09324,
    "h": 107.8
  },
  "luminance": 0.12014
}

Semantic roles & 50–950 ramp

primary

#66641A

secondary

#40439C

accent

#49E345

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #66641A

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

Preview Lab → · Contrast checker → · Palette generator →