#66673D#66673D

#66673D is a mid, moderate yellow. Relative luminance 0.129; OKLCH L 50.2% C 0.061 H 109.6°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#66673D
RGB	rgb(102, 103, 61)
HSL	hsl(61, 26%, 32%)
HSV	hsv(61, 41%, 40%)
CMYK	cmyk(1%, 0%, 40.8%, 59.6%)
CIE-LAB	lab(42.56, -7.47, 23.57)
CIE-LCH	lch(42.56, 24.72, 107.58°)
OKLab	oklab(50.22% -0.0205 0.0575)
OKLCH	oklch(50.22% 0.061 109.6)
XYZ	xyz(11.1722, 12.8624, 6.3081)
Luminance	0.1286 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66673D #3E3D67

analogous

#67533D #66673D #51673D

triadic

#66673D #3D6667 #673D66

tetradic

#66673D #3D6753 #3E3D67 #673D51

square

#66673D #3D6753 #3E3D67 #673D51

split-complementary

#66673D #3D5167 #533D67

monochromatic

#1A1A0F #404126 #66673D #8C8D54 #AAAC73

Accessibility & contrast

On white

5.88

#66673D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#66673D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66673D

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66673D	#FFFFFF	#000000	##FFFFFF
##66673D	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D643A

Deuteranopia (green-blind)

#6E653F

Tritanopia (blue-blind)

#6B625D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #66673d;
/* rgb */ color: rgb(102, 103, 61);
/* oklch */ color: oklch(50.2% 0.061 109.6);

Tailwind

colors: {
  custom: {
    50: '#929273',
    500: '#66673d',
    950: '#000000',
  },
}

SCSS

$custom: #66673d;
$custom-light: #929273;
$custom-dark: #000000;

JSON

{
  "hex": "#66673d",
  "rgb": {
    "r": 102,
    "g": 103,
    "b": 61
  },
  "hsl": {
    "h": 61.429,
    "s": 25.61,
    "l": 32.157
  },
  "oklch": {
    "l": 0.50217,
    "c": 0.06106,
    "h": 109.6
  },
  "luminance": 0.12862
}

Semantic roles & 50–950 ramp

primary

#66673D

secondary

#6A6997

accent

#66C268

background

#F9F8F7

surface

#F1F0ED

border

#CBCBC8

text

#0D0D08

muted

#7E7D7B

Preview Lab

Preview with #66673D

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

Preview Lab → · Contrast checker → · Palette generator →