#66684A#66684A

#66684A is a mid, muted yellow. Relative luminance 0.132; OKLCH L 50.7% C 0.045 H 111.1°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#66684A
RGB	rgb(102, 104, 74)
HSL	hsl(64, 17%, 35%)
HSV	hsv(64, 29%, 41%)
CMYK	cmyk(1.9%, 0%, 28.8%, 59.2%)
CIE-LAB	lab(43.09, -6.23, 16.70)
CIE-LCH	lch(43.09, 17.82, 110.46°)
OKLab	oklab(50.72% -0.0162 0.042)
OKLCH	oklch(50.72% 0.045 111.1)
XYZ	xyz(11.6658, 13.2200, 8.4144)
Luminance	0.1322 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66684A #4C4A68

analogous

#685B4A #66684A #57684A

triadic

#66684A #4A6668 #684A66

tetradic

#66684A #4A685B #4C4A68 #684A57

square

#66684A #4A685B #4C4A68 #684A57

split-complementary

#66684A #4A5768 #5B4A68

monochromatic

#202017 #434431 #66684A #898C63 #A6A885

Accessibility & contrast

On white

5.76

#66684A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#66684A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66684A

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66684A	#FFFFFF	#000000	##FFFFFF
##66684A	1.00	5.76	3.64	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6548

Deuteranopia (green-blind)

#6D664B

Tritanopia (blue-blind)

#6A6460

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #66684a;
/* rgb */ color: rgb(102, 104, 74);
/* oklch */ color: oklch(50.7% 0.045 111.1);

Tailwind

colors: {
  custom: {
    50: '#92937c',
    500: '#66684a',
    950: '#000000',
  },
}

SCSS

$custom: #66684a;
$custom-light: #92937c;
$custom-dark: #000000;

JSON

{
  "hex": "#66684a",
  "rgb": {
    "r": 102,
    "g": 104,
    "b": 74
  },
  "hsl": {
    "h": 64,
    "s": 16.854,
    "l": 34.902
  },
  "oklch": {
    "l": 0.50721,
    "c": 0.04497,
    "h": 111.1
  },
  "luminance": 0.1322
}

Semantic roles & 50–950 ramp

primary

#66684A

secondary

#7B7995

accent

#6EBA73

background

#F9F9F7

surface

#F1F1EE

border

#CBCBC9

text

#0D0D09

muted

#7E7E7B

Preview Lab

Preview with #66684A

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

Preview Lab → · Contrast checker → · Palette generator →