#66686E#66686E

#66686E is a mid, near-neutral grey. Relative luminance 0.139; OKLCH L 51.8% C 0.010 H 271.2°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#66686E
RGB	rgb(102, 104, 110)
HSL	hsl(225, 4%, 42%)
HSV	hsv(225, 7%, 43%)
CMYK	cmyk(7.3%, 5.5%, 0%, 56.9%)
CIE-LAB	lab(44.02, 0.51, -3.63)
CIE-LCH	lch(44.02, 3.67, 278.06°)
OKLab	oklab(51.76% 0.0002 -0.0097)
OKLCH	oklch(51.76% 0.01 271.2)
XYZ	xyz(13.2437, 13.8511, 16.7246)
Luminance	0.1385 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66686E #6E6C66

analogous

#666C6E #66686E #68666E

triadic

#66686E #6E6668 #686E66

tetradic

#66686E #6E666C #6E6C66 #666E68

square

#66686E #6E666C #6E6C66 #666E68

split-complementary

#66686E #6E6866 #6C6E66

monochromatic

#2B2C2E #494A4E #66686E #84868D #A4A6AB

Accessibility & contrast

On white

5.57

#66686E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#66686E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66686E

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66686E	#FFFFFF	#000000	##FFFFFF
##66686E	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#66686E

Deuteranopia (green-blind)

#66686E

Tritanopia (blue-blind)

#64696A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #66686e;
/* rgb */ color: rgb(102, 104, 110);
/* oklch */ color: oklch(51.8% 0.010 271.2);

Tailwind

colors: {
  custom: {
    50: '#919397',
    500: '#66686e',
    950: '#000000',
  },
}

SCSS

$custom: #66686e;
$custom-light: #919397;
$custom-dark: #000000;

JSON

{
  "hex": "#66686e",
  "rgb": {
    "r": 102,
    "g": 104,
    "b": 110
  },
  "hsl": {
    "h": 225,
    "s": 3.774,
    "l": 41.569
  },
  "oklch": {
    "l": 0.51758,
    "c": 0.00971,
    "h": 271.2
  },
  "luminance": 0.13851
}

Semantic roles & 50–950 ramp

primary

#66686E

secondary

#9B9995

accent

#A07BAD

background

#F8F9F9

surface

#F0F1F2

border

#CBCBCC

text

#0C0D0D

muted

#7D7E7E

Preview Lab

Preview with #66686E

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

Preview Lab → · Contrast checker → · Palette generator →