#666C62#666C62

#666C62 is a mid, near-neutral grey. Relative luminance 0.144; OKLCH L 52.3% C 0.017 H 132.6°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#666C62
RGB	rgb(102, 108, 98)
HSL	hsl(96, 5%, 40%)
HSV	hsv(96, 9%, 42%)
CMYK	cmyk(5.6%, 0%, 9.3%, 57.6%)
CIE-LAB	lab(44.85, -4.35, 4.81)
CIE-LCH	lch(44.85, 6.48, 132.12°)
OKLab	oklab(52.29% -0.0115 0.0125)
OKLCH	oklch(52.29% 0.017 132.6)
XYZ	xyz(13.0463, 14.4317, 13.6512)
Luminance	0.1443 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666C62 #68626C

analogous

#6B6C62 #666C62 #626C63

triadic

#666C62 #62666C #6C6266

tetradic

#666C62 #626B6C #68626C #6C6362

square

#666C62 #626B6C #68626C #6C6362

split-complementary

#666C62 #63626C #6C626B

monochromatic

#292C28 #484C45 #666C62 #848B80 #A3A9A0

Accessibility & contrast

On white

5.40

#666C62 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#666C62 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666C62

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666C62	#FFFFFF	#000000	##FFFFFF
##666C62	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6A61

Deuteranopia (green-blind)

#6C6A62

Tritanopia (blue-blind)

#666B69

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #666c62;
/* rgb */ color: rgb(102, 108, 98);
/* oklch */ color: oklch(52.3% 0.017 132.6);

Tailwind

colors: {
  custom: {
    50: '#91968e',
    500: '#666c62',
    950: '#000000',
  },
}

SCSS

$custom: #666c62;
$custom-light: #91968e;
$custom-dark: #000000;

JSON

{
  "hex": "#666c62",
  "rgb": {
    "r": 102,
    "g": 108,
    "b": 98
  },
  "hsl": {
    "h": 96,
    "s": 4.854,
    "l": 40.392
  },
  "oklch": {
    "l": 0.52294,
    "c": 0.01704,
    "h": 132.6
  },
  "luminance": 0.14432
}

Semantic roles & 50–950 ramp

primary

#666C62

secondary

#969199

accent

#7AAE99

background

#F8F9F8

surface

#F0F1F0

border

#CBCBCB

text

#0C0D0C

muted

#7D7E7D

Preview Lab

Preview with #666C62

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

Preview Lab → · Contrast checker → · Palette generator →