#666367#666367

#666367 is a mid, near-neutral grey. Relative luminance 0.127; OKLCH L 50.4% C 0.007 H 317.7°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#666367
RGB	rgb(102, 99, 103)
HSL	hsl(285, 2%, 40%)
HSV	hsv(285, 4%, 40%)
CMYK	cmyk(1%, 3.9%, 0%, 59.6%)
CIE-LAB	lab(42.35, 2.01, -1.84)
CIE-LCH	lch(42.35, 2.72, 317.44°)
OKLab	oklab(50.38% 0.0054 -0.0049)
OKLCH	oklch(50.38% 0.007 317.7)
XYZ	xyz(12.3891, 12.7278, 14.6334)
Luminance	0.1273 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666367 #646763

analogous

#646367 #666367 #676366

triadic

#666367 #676663 #636766

tetradic

#666367 #676463 #646763 #636667

square

#666367 #676463 #646763 #636667

split-complementary

#666367 #666763 #636764

monochromatic

#282729 #474548 #666367 #858186 #A3A0A4

Accessibility & contrast

On white

5.92

#666367 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#666367 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666367

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666367	#FFFFFF	#000000	##FFFFFF
##666367	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636467

Deuteranopia (green-blind)

#636467

Tritanopia (blue-blind)

#666364

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #666367;
/* rgb */ color: rgb(102, 99, 103);
/* oklch */ color: oklch(50.4% 0.007 317.7);

Tailwind

colors: {
  custom: {
    50: '#918f92',
    500: '#666367',
    950: '#000000',
  },
}

SCSS

$custom: #666367;
$custom-light: #918f92;
$custom-dark: #000000;

JSON

{
  "hex": "#666367",
  "rgb": {
    "r": 102,
    "g": 99,
    "b": 103
  },
  "hsl": {
    "h": 285,
    "s": 1.98,
    "l": 39.608
  },
  "oklch": {
    "l": 0.50377,
    "c": 0.00726,
    "h": 317.7
  },
  "luminance": 0.12728
}

Semantic roles & 50–950 ramp

primary

#666367

secondary

#929491

accent

#AB7D88

background

#F8F8F8

surface

#F0F0F0

border

#CBCBCB

text

#0C0C0D

muted

#7D7D7D

Preview Lab

Preview with #666367

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

Preview Lab → · Contrast checker → · Palette generator →