#66747A#66747A

#66747A is a mid, near-neutral cyan. Relative luminance 0.167; OKLCH L 54.9% C 0.019 H 225.4°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#66747A
RGB	rgb(102, 116, 122)
HSL	hsl(198, 9%, 44%)
HSV	hsv(198, 16%, 48%)
CMYK	cmyk(16.4%, 4.9%, 0%, 52.2%)
CIE-LAB	lab(47.91, -3.84, -5.06)
CIE-LCH	lch(47.91, 6.36, 232.83°)
OKLab	oklab(54.94% -0.0135 -0.0137)
OKLCH	oklch(54.94% 0.019 225.4)
XYZ	xyz(15.2368, 16.7204, 20.8332)
Luminance	0.1672 (WCAG relative)
Temperature	neutral
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66747A #7A6C66

analogous

#667A76 #66747A #666A7A

triadic

#66747A #7A6674 #747A66

tetradic

#66747A #76667A #7A6C66 #6A7A66

square

#66747A #76667A #7A6C66 #6A7A66

split-complementary

#66747A #7A666A #7A7666

monochromatic

#2E3537 #4A5459 #66747A #859399 #A6B0B5

Accessibility & contrast

On white

4.83

#66747A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#66747A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66747A

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66747A	#FFFFFF	#000000	##FFFFFF
##66747A	1.00	4.83	4.34	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#71737A

Deuteranopia (green-blind)

#6E717A

Tritanopia (blue-blind)

#617676

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #66747a;
/* rgb */ color: rgb(102, 116, 122);
/* oklch */ color: oklch(54.9% 0.019 225.4);

Tailwind

colors: {
  custom: {
    50: '#919ca0',
    500: '#66747a',
    950: '#000000',
  },
}

SCSS

$custom: #66747a;
$custom-light: #919ca0;
$custom-dark: #000000;

JSON

{
  "hex": "#66747a",
  "rgb": {
    "r": 102,
    "g": 116,
    "b": 122
  },
  "hsl": {
    "h": 198,
    "s": 8.929,
    "l": 43.922
  },
  "oklch": {
    "l": 0.54942,
    "c": 0.01921,
    "h": 225.4
  },
  "luminance": 0.16721
}

Semantic roles & 50–950 ramp

primary

#66747A

secondary

#A49B98

accent

#8876B2

background

#F8F9F9

surface

#F0F2F2

border

#CBCCCC

text

#0D0E0E

muted

#7D7E7E

Preview Lab

Preview with #66747A

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

Preview Lab → · Contrast checker → · Palette generator →